Properties of the Number -98125

Ninety-Eight Thousand One Hundred Twenty-Five

Basics

Value: -98126 → -98125 → -98124

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 5 ⁴ × 157

Divisors: 1, 5, 25, 125, 157, 625, 785, 3925, 19625, 98125

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8109 Try Today's Challenge

Representations

Binary: -10111111101001101

Octal: -277515

Duodecimal: -48951

Hexadecimal: -17f4d

Square: 9628515625

Square Root: 313.2491021535417

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) = n²*(n²+3)/4. A39623

Triangle read by rows: T(n,m) is the number of pattern classes in the (n,m)-rectangular grid with 5 colors and n>=m, two patterns are in the same class if one of them can be obtained by a reflection or 180-degree rotation of the other. A283434

Numbers m > 1 such that every prime divisor p of m satisfies s_p(m) = p. A324458

Numbers that are the sum of 2 distinct nonzero squares in exactly 5 ways. A25306

Let q(p) be the smallest prime greater than the prime p. A positive integer n is included in this sequence if n+1 is divisible by q(p) for each prime p dividing n. A163619

a(1)=10; a(n) = a(n-1)*10 - 5^n-2. A179558

10-gonal (or decagonal) numbers with prime indices. A267217