Properties of the Number -1612

Six Hundred Twelve

Basics

Value: -1613 → -1612 → -1611

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 10

Digital Root: 1

Palindrome: No

Factorization: 2 ² × 13 × 31

Divisors: 1, 2, 4, 13, 26, 31, 52, 62, 124, 403

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: -11001001100

Octal: -3114

Duodecimal: -B24

Hexadecimal: -64c

Square: 2598544

Square Root: 40.149719799769464

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

Matrix inverse of triangle A121336, where A121336(n,k) = C( n*(n+1)/2 + n-k + 2, n-k) for n>=k>=0. A121441

First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 139", based on the 5-celled von Neumann neighborhood. A270281

Number of primes p between powers of 2, 2ⁿ < p <= 2ⁿ⁺¹. A36378

Number of compositions of n such that every distinct consecutive subsequence has a different sum. A325676

Sum of first n semiprimes. A62198

Number of maximal Golomb rulers of length n. A325683

Numbers m such that there are precisely 11 groups of order m. A249554

Period of Fibonacci 3-step sequence A000073 mod n. A46738

a(n) = n*(3·n + 11)/2. A59845

a(n) = n times R(n) where R(n) (A004086) is the digit reversal of n. A61205