Properties of the Number 42152

Forty-Two Thousand One Hundred Fifty-Two

Basics

Value: 42151 → 42152 → 42153

Parity: even

Prime: No

Previous Prime: 42139

Next Prime: 42157

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 2 ³ × 11 × 479

Divisors: 1, 2, 4, 8, 11, 22, 44, 88, 479, 958

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1010010010101000

Octal: 122250

Duodecimal: 20488

Hexadecimal: a4a8

Square: 1776791104

Square Root: 205.30952242894142

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

Fundamental discriminants d uniquely characterizing all complex biquadratic fields Q(sqrt(-3),sqrt(d)) which have 3-class group of type (3,3) and second 3-class group isomorphic to SmallGroup(729,37). A250240

Expansion of ∏_k>=1 1/(1 - x^k*(k+1/2))^A072964(k). A321507

Sum of squares of the first n primes. A24450

Numerators of continued fraction convergents to sqrt(601). A42152

Number of nX4 0..1 arrays with every element unequal to 0, 1, 2, 3 or 5 king-move adjacent elements, with upper left element zero. A304306