Properties of the Number 99970

Ninety-Nine Thousand Nine Hundred Seventy

Basics

Value: 99969 → 99970 → 99971

Parity: even

Prime: No

Previous Prime: 99961

Next Prime: 99971

Digit Sum: 34

Digital Root: 7

Palindrome: No

Factorization: 2 × 5 × 13 × 769

Divisors: 1, 2, 5, 10, 13, 26, 65, 130, 769, 1538

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 11000011010000010

Octal: 303202

Duodecimal: 49A2A

Hexadecimal: 18682

Square: 9994000900

Square Root: 316.1803282938393

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

Constant term in the reduction of the n-th Fibonacci polynomial by x³->x²+x+1. See Comments. A192616

Numbers k such that k and k² use only the digits 0, 1, 4, 7 and 9. A136865

Numbers k such that k and k² use only the digits 0, 2, 4, 7 and 9. A136907

Numbers k such that k and k² use only the digits 0, 3, 4, 7 and 9. A136934

Numbers k such that k and k² use only the digits 0, 4, 5, 7 and 9. A136952

Numbers k such that k and k² use only the digits 0, 4, 6, 7 and 9. A136955

Numbers k such that k and k² use only the digits 0, 4, 7, 8 and 9. A136959

Numbers k such that k and k² use only the digits 0, 4, 7 and 9. A136960

a(n) is the largest number such that all of a(n)'s length-n substrings are distinct and divisible by 65. A93265

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), (0, 1, -1), (1, 0, 1)}. A148775