Properties of the Number -5151

One Hundred Fifty-One

Basics

Value: -5152 → -5151 → -5150

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 12

Digital Root: 3

Palindrome: No

Factorization: 3 × 17 × 101

Divisors: 1, 3, 17, 51, 101, 303, 1717, 5151

Polygonal

Triangular: Yes

Square: No

Pentagonal: No

Hexagonal: Yes

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1010000011111

Octal: -12037

Duodecimal: -2B93

Hexadecimal: -141f

Square: 26532801

Square Root: 71.77046746399246

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

Triangular numbers (A000217) with prime indices. A34953

Number of divisors of nⁿ, or of A000312(n). A62319

3 times pentagonal numbers: 3·n*(3·n-1)/2. A62741

a(n) = (2·n+1)*(4·n+1). A14634

a(n) = floor(n*φ¹²), where φ is the golden ratio, A001622. A4927

a(1) = 1; a(n) is smallest number >= a(n-1) such that the juxtaposition a(1)a(2)...a(n) is a prime. A33680

Numbers using only digits 1 and 5. A276037

Number of alternating strict compositions of n. Number of alternating (up/down or down/up) permutations of strict integer partitions of n. A349054

Triangular numbers that contain exactly 2 different digits. A62691

Positions of 5's on the spiral defined in A308890. A308895