Properties of the Number -20152

Twenty Thousand One Hundred Fifty-Two

Basics

Value: -20153 → -20152 → -20151

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 10

Digital Root: 1

Palindrome: No

Factorization: 2 ³ × 11 × 229

Divisors: 1, 2, 4, 8, 11, 22, 44, 88, 229, 458

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -100111010111000

Octal: -47270

Duodecimal: -B7B4

Hexadecimal: -4eb8

Square: 406103104

Square Root: 141.95774019052288

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

Positive integers whose square is the sum of 33 consecutive squares. A257767

T(n,k)=Number of (n+2)X(k+2) 0..3 arrays with every 3X3 subblock commuting with each horizontal and vertical neighbor 3X3 subblock. A186881

Numbers n such that if p=prime(n), then p, p+6, p+12, p+18 are consecutive primes with p=6·k+5 for some k, where prime(n) denotes n-th prime. A90835

T(n,k)=Number of arrangements of n+3 numbers in 0..k with each number being the sum mod (k+1) of three others. A183892

"Correlation triangle" of central binomial coefficients A000984. A115255

Irregular table read by rows: T(n,k) is the number of k-gons, k>=2, in the Farey Ring graph FR(n) defined in A359116. A359119

a(n) = 8 + floor((2 + ∑_j=1..n-1 a(j))/4). A120166

Number of ordered pairs (G,S), where G is a simple labeled graph on n nodes and S is a subset of the vertices of G, such that G[S], the subgraph of G induced by S, is connected. A281263

Number of arrangements of n+3 numbers in 0..5 with each number being the sum mod 6 of three others. A183888

Number of (n+2) X 5 0..3 arrays with every 3 X 3 subblock commuting with each horizontal and vertical neighbor 3 X 3 subblock. A186875