Properties of the Number 70500

Seventy Thousand Five Hundred

Basics

Value: 70499 → 70500 → 70501

Parity: even

Prime: No

Previous Prime: 70489

Next Prime: 70501

Digit Sum: 12

Digital Root: 3

Palindrome: No

Factorization: 2 ² × 3 × 5 ³ × 47

Divisors: 1, 2, 3, 4, 5, 6, 10, 12, 15, 20

Polygonal

Triangular: Yes

Square: No

Pentagonal: No

Hexagonal: Yes

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10001001101100100

Octal: 211544

Duodecimal: 34970

Hexadecimal: 11364

Square: 4970250000

Square Root: 265.5183609470351

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

Numbers k such that 9·10^k+1 is prime. A56797

2nd elementary symmetric function of the first n+1 positive integers congruent to 2 mod 3. A24391

Number of 5-alternating permutations. A181936

Irregular triangle read by rows: T(n,k) = number of homeomorphically irreducible connected labeled graphs with n vertices and k edges, n >= 1, 0 <= k <= n*(n-1)/2. A331438

Number of lines through exactly 3 points of an n X n grid of points. A18810

a(1) = 1; a(n) is the smallest triangular number > a(n-1) which differs from it at every digit. A68855

Number of length-n restricted growth strings (RGS) with growth <= ten and first element in [10]. A306034

a(n) = floor( n*(n-1)*(n-2)*(n-3)/28 ). A11938

Triangular numbers composed of digits {0,5,7}. A119081

Numbers m such that for some number k dividing n, m is formed by inserting a digit 0 between each pair of digits of k. A343552