Properties of the Number -127687

One Hundred Twenty-Seven Thousand Six Hundred Eighty-Seven

Basics

Value: -127688 → -127687 → -127686

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 31

Digital Root: 4

Palindrome: No

Factorization: 7 × 17 × 29 × 37

Divisors: 1, 7, 17, 29, 37, 119, 203, 259, 493, 629

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -11111001011000111

Octal: -371307

Duodecimal: -61A87

Hexadecimal: -1f2c7

Square: 16303969969

Square Root: 357.3331778606627

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

Sum of fourth powers: 0⁴ + 1⁴ + ... + n⁴. A538

Sum of the fourth powers of the parts in the partitions of n into two parts. A294271

Sum of the fourth powers of the parts in the partitions of n into two distinct parts. A294288

a(n) = ∑_{1 <= j <= n/2, gcd(j,n)=1} j⁴. A295576

Total number of parts that are not the smallest part in all partitions of n that do not contain 1 as a part. A195821

a(n) = ∑_k=0..n (k+1) * A026703(n, k). A27256