Properties of the Number -199870

One Hundred Ninety-Nine Thousand Eight Hundred Seventy

Basics

Value: -199871 → -199870 → -199869

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 34

Digital Root: 7

Palindrome: No

Factorization: 2 × 5 × 11 × 23 × 79

Divisors: 1, 2, 5, 10, 11, 22, 23, 46, 55, 79

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

7925 Try Today's Challenge

Representations

Binary: -110000110010111110

Octal: -606276

Duodecimal: -977BA

Hexadecimal: -30cbe

Square: 39948016900

Square Root: 447.0682274552733

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

Starts of runs of 3 consecutive Lucas-Niven numbers (A351714). A351716

Irregular triangle read by rows: T(n,k) (n>=2, 1<=k<=n) gives number of arrangements of the elements from the multiset M(n, 4) into exactly k disjoint cycles. A245184

Numerator of Bernoulli(n,12). A158505

Number of binary strings of length n with equal numbers of 00011 and 01001 substrings. A164230