Properties of the Number -73150

Seventy-Three Thousand One Hundred Fifty

Basics

Value: -73151 → -73150 → -73149

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 2 × 5 ² × 7 × 11 × 19

Divisors: 1, 2, 5, 7, 10, 11, 14, 19, 22, 25

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: Yes

Today's Target

7925 Try Today's Challenge

Representations

Binary: -10001110110111110

Octal: -216676

Duodecimal: -363BA

Hexadecimal: -11dbe

Square: 5350922500

Square Root: 270.4625667259704

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) = 1² + 3² + 5² + 7² + ... + (2·n-1)² = n*(4·n² - 1)/3. A447

Convolution of natural numbers (A000027) with tetradecagonal numbers (A051866). A220212

a(n) = binomial(3·n+2,3). A228888

The fourth left hand column of triangle A167552. A168302

a(n) is the least integer that can be expressed as the difference of two pentagonal numbers in exactly n ways. A334034

a(n) = T(2·n+1, n), array T as in A054106. A54109

Binomial coefficients C(77, n). A17793

Tetrahedral numbers n*(n+1)*(n+2)/6 with n, n+1 and n+2 nonprime. A152622

a(n) = (5·n + 5)*(5·n + 6)*(5·n + 7)/6. A300523

Binomial coefficients C(n,74). A17738