Properties of the Number -165901

One Hundred Sixty-Five Thousand Nine Hundred One

Basics

Value: -165902 → -165901 → -165900

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 165901

Divisors: 1, 165901

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4938 Try Today's Challenge

Representations

Binary: -101000100000001101

Octal: -504015

Duodecimal: -80011

Hexadecimal: -2880d

Square: 27523141801

Square Root: 407.3094646580165

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

Primes whose reversal is a square. A7488

First member of a prime 5-tuple in a 2p-1 progression. A57328

First member of a prime sextuplet in a 2p-1 progression. A57329

Let p = prime(n). Smallest j such that q = j·2*p³-1, r = j·p*2·q²-1, s = j·p*2·r²-1, and j·p*2·s²-1 are prime numbers. A224612

Sequence of prime numbers whose reverse is a nontrivial prime power (A025475). A67194

Same as A007488, but with the numbers arranged so that their reversals are in increasing order. A132388

Numbers p such that p, 2p-1, 3p-2, 4p-3 are primes. A336059