Properties of the Number 56789

Fifty-Six Thousand Seven Hundred Eighty-Nine

Basics

Value: 56788 → 56789 → 56790

Parity: odd

Prime: No

Previous Prime: 56783

Next Prime: 56807

Digit Sum: 35

Digital Root: 8

Palindrome: No

Factorization: 109 × 521

Divisors: 1, 109, 521, 56789

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1101110111010101

Octal: 156725

Duodecimal: 28A45

Hexadecimal: ddd5

Square: 3224990521

Square Root: 238.30442715149042

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

Minimum number n, not already present, that permits the cyclic repetition of the decimal digits 1,2,3,4,5,6,7,8,9 in the sequence. A165307

Numbers with digits in ascending order that differ exactly by 1. A138141

Numbers in which each digit is the (immediate) successor of the previous one (if it exists) and 0 is considered the successor of 9. A59043

Put the natural numbers together without spaces and read them five at a time advancing one space each time. A193493

Triangle read by rows: T(n,k) = value of the string of length k beginning at position n in the concatenation of natural numbers in decimal representation, 1<=k<=n. A162711

Composites with consecutive (ascending) digits. A161760

Smallest number with n = sum of distinct digits in decimal representation, cf. A217928. A227378

Numbers m with decimal expansion (d_k, ..., d₁) such that d_i = m·i mod 10 for i = 1..k. A344748

a(n) = (10ⁿ-1)*(91/81)-n·10ⁿ/9. A64616

Concatenation of n numbers starting with n. A77309