Properties of the Number -6155

One Hundred Fifty-Five

Basics

Value: -6156 → -6155 → -6154

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 5 × 1231

Divisors: 1, 5, 1231, 6155

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1100000001011

Octal: -14013

Duodecimal: -368B

Hexadecimal: -180b

Square: 37884025

Square Root: 78.45380806563821

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

Inverse Euler transform of {1, primes}. A30011

a(n) = F(n+1) + L(n), where F(n) and L(n) are Fibonacci and Lucas numbers, respectively. A13655

Discriminants of real quadratic fields with class number 2 and related continued fraction period length of 24. A51989

a(n) = a(n-1) + a(n-2) with a(0)=2, a(1)=5. Sometimes called the Evangelist Sequence. A1060

Frequency of the hexadecimal E in the first 10ⁿ hexadecimal digits of π. A99347

Numbers k such that 2·k is a partition number. A213179

Square spiral of sums of selected preceding terms, starting at 1. A141481

Number of vertices in a Farey fan of order n. A360042

Numbers n such that the trajectory of n under the `3x+1' map reaches n - 1. A70991

Positions of A080299 in A014486. A80298