Properties of the Number -151221

One Hundred Fifty-One Thousand Two Hundred Twenty-One

Basics

Value: -151222 → -151221 → -151220

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 12

Digital Root: 3

Palindrome: No

Factorization: 3 × 7 × 19 × 379

Divisors: 1, 3, 7, 19, 21, 57, 133, 379, 399, 1137

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -100100111010110101

Octal: -447265

Duodecimal: -73619

Hexadecimal: -24eb5

Square: 22867790841

Square Root: 388.8714440531729

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

Number of permutation groups of degree n (or, number of distinct subgroups of symmetric group S_n, counting conjugates as distinct). A5432

Number of base 29 n-digit numbers with adjacent digits differing by four or less. A126524