Properties of the Number 16395

Sixteen Thousand Three Hundred Ninety-Five

Basics

Value: 16394 → 16395 → 16396

Parity: odd

Prime: No

Previous Prime: 16381

Next Prime: 16411

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 3 × 5 × 1093

Divisors: 1, 3, 5, 15, 1093, 3279, 5465, 16395

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8509 Try Today's Challenge

Representations

Binary: 100000000001011

Octal: 40013

Duodecimal: 95A3

Hexadecimal: 400b

Square: 268796025

Square Root: 128.04296154025803

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

Sum of divisors of cubes. A175926

Partial sums of A000051, starting at n=1. A145071

a(n) = A000203(A036966(n)), the sum of divisors of the n-th cubefull number A036966(n). A362986

a(n) = ∑_j=1..n ∑_k=1..n φ(j·k). A372633

Number of integer partitions of n whose product is a proper multiple of n. A380219

G.f.: ∑_k>=1 (k² * x^k² / ∏_j=1..k (1 - x^j)). A333141

E.g.f.: A(x) = ∑_n>=0 exp(Fibonacci(n)*x) * xⁿ/n!. A135741

a(n) = the smallest positive multiple of n with exactly n digits when written in binary. A162213

Numbers m such that m² divides 2^k - 1 for some k, 0 < k <= m. A246503

Expansion of ∏_k>=0 1/(1-x^5·k+4)^5·k+4. A285132