Properties of the Number -137649

One Hundred Thirty-Seven Thousand Six Hundred Forty-Nine

Basics

Value: -137650 → -137649 → -137648

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 30

Digital Root: 3

Palindrome: No

Factorization: 3 × 17 × 2699

Divisors: 1, 3, 17, 51, 2699, 8097, 45883, 137649

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4938 Try Today's Challenge

Representations

Binary: -100001100110110001

Octal: -414661

Duodecimal: -677A9

Hexadecimal: -219b1

Square: 18947247201

Square Root: 371.0107815144999

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

a(n)=f(a(n-1)+1,a(n-2),a(n-3)), where f(x,y,z)=yz+zx+xy and a(1)=0, a(2)=0, a(3)=1. A203761

Number of base 13 n-digit numbers with adjacent digits differing by two or less. A126400

Expansion of 1/(1 - x*(1 + 4·x)^3/2)³. A382650

Least number beginning with prime(n) such that every concatenation is a prime. A90508