Properties of the Number 3156

Three Thousand One Hundred Fifty-Six

Basics

Value: 3155 → 3156 → 3157

Parity: even

Prime: No

Previous Prime: 3137

Next Prime: 3163

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 2 ² × 3 × 263

Divisors: 1, 2, 3, 4, 6, 12, 263, 526, 789, 1052

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110001010100

Octal: 6124

Duodecimal: 19B0

Hexadecimal: c54

Square: 9960336

Square Root: 56.178287620752556

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

Sums of distinct powers of 5. A33042

a(n) = 5ⁿ + 2ⁿ - 1ⁿ. A155588

Number of strict integer partitions of 2·n with no subset summing to n. A321142

Subdiagonal partitions: number of partitions (p1, p2, p3, ...) of n with π <= i. A238875

Numbers m such that there are precisely 10 groups of order m. A249553

Numbers k such that k and k+1 are both primorial base Niven numbers (A333426). A333427

a(n) = n*(11·n - 1)/2. A22268

Numbers divisible by prime(d+1) for each digit d of their base-5 representation. A256865

T(n,k)=Number of length n+1 0..k arrays with the sum of the squares of adjacent differences multiplied by some arrangement of +-1 equal to zero. A250277

Numbers that can be written as s^x + t^y + u^z with 1 < s < t < u and {s,t,u} = {x,y,z} (the sequence of exponents can be any permutation of s,t,u). A385233