Jump to content

363 (number)

From Wikipedia, the free encyclopedia
← 362 363 364 →
Cardinalthree hundred sixty-three
Ordinal363rd
(three hundred sixty-third)
Factorization3 × 112
Divisors1, 3, 11, 33, 121, 363
Greek numeralΤΞΓ´
Roman numeralCCCLXIII
Binary1011010112
Ternary1111103
Senary14036
Octal5538
Duodecimal26312
Hexadecimal16B16

363 (three hundred [and] sixty-three) is the natural number following 362 and preceding 364.

In mathematics

[edit]
  • It is an odd, composite, positive, real integer, composed of a prime (3) and a prime squared (112).
  • 363 is a deficient number and a perfect totient number.
  • 363 is a palindromic number in bases 3, 10, 11 and 32.
  • 363 is a repdigit (BB) in base 32.
  • The Mertens function returns 0.[1]
  • Any subset of its digits is divisible by three.
  • 363 is the sum of nine consecutive primes (23 + 29 + 31 + 37 + 41 + 43 + 47 + 53 + 59).
  • 363 is the sum of five consecutive powers of 3 (3 + 9 + 27 + 81 + 243).
  • 363 can be expressed as the sum of three squares in four different ways: 112 + 112 + 112, 52 + 72 + 172, 12 + 12 + 192, and 132 + 132 + 52.
  • 363 cubits is the solution given to Rhind Mathematical Papyrus question 50 – find the side length of an octagon with the same area as a circle 9 khet in diameter [1].

References

[edit]
  1. ^ "Sloane's A028442 : Numbers n such that Mertens' function is zero". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved 2016-06-02.