Properties of the Number 99101

Ninety-Nine Thousand One Hundred One

Basics

Value: 99100 → 99101 → 99102

Parity: odd

Prime: No

Previous Prime: 99089

Next Prime: 99103

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 113 × 877

Divisors: 1, 113, 877, 99101

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 11000001100011101

Octal: 301435

Duodecimal: 49425

Hexadecimal: 1831d

Square: 9821008201

Square Root: 314.80311307228203

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·such that σ(x)-x divides x-1, other than prime powers. A59047

Numbers n such that there are a, b with abs(σ(a) - σ(b)) = σ(n) - n and a U b = n, where U is decimal concatenation. A239563

Triangle read by rows: T(n,k) (0 <= k <= ceiling(n/2)-2) is the number of (1,1) steps starting at level k in all peakless Motzkin paths of length n (can be easily translated into RNA secondary structure terminology). A110238

Composite numbers which contain their sum of aliquot parts as a substring. A225417

Smallest composite number in base n which contains its largest proper factor as a substring. A63248

Number of walks within N³ (the first octant of Z³) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, 1), (-1, 0, 1), (-1, 1, -1), (0, 0, 1), (1, 0, 0)}. A149916

a(n) = 991·n² + 1. A237991

Numbers·such that x = concatenate(a, b) and φ(a) + φ(b) = σ(x) - x. A254624

Composite numbers whose sum of aliquot parts divide the sum of the squares of their aliquot parts. A301482

Quintisection of 1/(1-x³-x⁴). A99101