Properties of the Number -100625

One Hundred Thousand Six Hundred Twenty-Five

Basics

Value: -100626 → -100625 → -100624

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 5 ⁴ × 7 × 23

Divisors: 1, 5, 7, 23, 25, 35, 115, 125, 161, 175

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

7925 Try Today's Challenge

Representations

Binary: -11000100100010001

Octal: -304421

Duodecimal: -4A295

Hexadecimal: -18911

Square: 10125390625

Square Root: 317.21443851123803

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

Expansion of ∏_n>=1 (1 - (25·x)ⁿ)^1/5. A303154

a(n) = A061086(n) / n. A61087

Numbers m such that m² can be obtained from m by inserting an internal block of (contiguous) digits. A45953

Numbers k such that k² can be obtained from k by inserting a block of digits. A46838

a(n) = n*(n+5)*(50+45·n+n²)/24. A101861

Wiener index of a benzenoid consisting of a chain of n hexagons characterized by the encoding s = 1133 (see the Gutman et al. reference, Sec. 5). A193399

a(n) = 5*(3·n+1)*(9·n+8)/2 (n>=0). A304508

Number of (n+3) X 8 0..1 matrices with each 4 X 4 subblock idempotent. A224565

Expansion of e.g.f. log(1 + tan(sin(x))). A9364

arctanh(tan(sin(x)))=x+3/3!*x³+41/5!*x⁵+1467/7!*x⁷+100625/9!*x⁹... A12147