Properties of the Number -408156

Four Hundred Eight Thousand One Hundred Fifty-Six

Basics

Value: -408157 → -408156 → -408155

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 2 ² × 3 × 7 × 43 × 113

Divisors: 1, 2, 3, 4, 6, 7, 12, 14, 21, 28

Polygonal

Triangular: Yes

Square: No

Pentagonal: No

Hexagonal: Yes

Heptagonal: No

Tetrahedral: No

Today's Target

9108 Try Today's Challenge

Representations

Binary: -1100011101001011100

Octal: -1435134

Duodecimal: -178250

Hexadecimal: -63a5c

Square: 166591320336

Square Root: 638.8708789732085

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

Triangular numbers which are sums of 4 consecutive primes. A173420

Triangular numbers k such that φ(k) is a square number, where φ(k) is the Euler totient function (A000010). A287473

Triangular numbers which are sums of 6 consecutive primes. A173423