Properties of the Number -7652

Six Hundred Fifty-Two

Basics

Value: -7653 → -7652 → -7651

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 ² × 1913

Divisors: 1, 2, 4, 1913, 3826, 7652

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -1110111100100

Octal: -16744

Duodecimal: -4518

Hexadecimal: -1de4

Square: 58553104

Square Root: 87.47571091451616

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

Triangle read by rows: first define the Narayana numbers: Y(n,m)=Binomial[n, m]*Binomial[n + 1, m + 1]/(n - m + 1); then t(n,m)=Sum[(-1)^j *Y(n + 1, j)*(k + 1 - j)ⁿ, {j, 0, k + 1}]. A155796

T(n,k)=Number of (n+2)X(k+2) 0..1 arrays with every 3X3 subblock diagonal sum plus antidiagonal minimum nondecreasing horizontally, vertically and ne-to-sw antidiagonally. A257426

Number of non-subset-sums of strict integer partitions of n. A365922

Expansion of ∏_k>=1 1/(1-x^k+3)^k. A263359

Number of free pure identity multifunctions (with empty expressions allowed) with one atom and n positions. A317879

a(n) is the n-th term in sequence A_n, respecting the offset, or a(n) = -1 if A_n has fewer than n terms. A51070

Moebius transform of tetrahedral numbers. A117108

a(n) is the n-th term of sequence A_n, ignoring the offset, or -1 if A_n has fewer than n terms. A91967

a(n) = 3·a(n-1) + 5 with a(0) = 1. A116952

Numbers such that the digital sums in bases 2, 3, 5 and 7 all are equal. A135127