Properties of the Number -139457

One Hundred Thirty-Nine Thousand Four Hundred Fifty-Seven

Basics

Value: -139458 → -139457 → -139456

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 139457

Divisors: 1, 139457

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -100010000011000001

Octal: -420301

Duodecimal: -68855

Hexadecimal: -220c1

Square: 19448254849

Square Root: 373.43941945113403

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

Coefficients of 1/(∑_k>=0 round((k+1)*r)(-x)^k), where r = 9/7. A289916

Primes p such that 2^j+p^j are primes for j=0,1,2,4. A94487

Least j > 1 such that j² = (4·n² + 2)*(k²) + (4·n² + 2)*k + 1. A106231

Number of binary strings of length n with no substrings equal to 0001 or 1100. A164400

Numbers k such that (5·10^k + 79)/3 is prime. A295033