Properties of the Number 356

Three Hundred Fifty-Six

Basics

Value: 355 → 356 → 357

Parity: even

Prime: No

Previous Prime: 353

Next Prime: 359

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 2 ² × 89

Divisors: 1, 2, 4, 89, 178, 356

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8509 Try Today's Challenge

Representations

Binary: 101100100

Octal: 544

Duodecimal: 258

Hexadecimal: 164

Square: 126736

Square Root: 18.867962264113206

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: No

Perfect Number: No

Special

Kaprekar Constant: No

Munchausen Constant: No

Armstrong Number: No

Kaprekar Number: No

Catalan Number: No

Vampire Number: No

Taxicab Number: No

Super Prime: No

Friedman Number: No

Fermat Number: No

Cullen Number: No

OEIS Sequences

Number of partitions of n into distinct parts >= 2. A25147

Self numbers or Colombian numbers (numbers that are not of the form m + sum of digits of m for any m). A3052

Numbers which are the product of a prime and the square of a different prime (p² * q). A54753

a(n) = 8·n + 4. A17113

Length of shortest (or optimal) Golomb ruler with n marks. A3022

Nonprime numbers k such that binomial(k+p,k) mod k = 1, where p=10. A133630

First differences of A025475, powers of a prime but not prime. A53707

Number of integer partitions of n whose differences (with the last part taken to be 0) are distinct. A325324

G.f.: ∏_{n >= 0} (1+x²ⁿ⁺¹)/(1-x²ⁿ⁺¹). A80054

Numbers k such that the sum of the first k primes is prime. A13916