Properties of the Number -108045

One Hundred Eight Thousand Forty-Five

Basics

Value: -108046 → -108045 → -108044

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 5 × 7 ⁴

Divisors: 1, 3, 5, 7, 9, 15, 21, 35, 45, 49

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -11010011000001101

Octal: -323015

Duodecimal: -52639

Hexadecimal: -1a60d

Square: 11673722025

Square Root: 328.7019926924691

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

Irregular triangle read by rows of normalized Girard-Waring formula (cf. A210258), for m=7 data values. A288245

T(n,k)=Number of (n+1)X(k+1) arrays of permutations of 0..(n+1)*(k+1)-1 with each element having index change +-(.,.) 0,0 1,-2 or 2,-1. A264128

Twisted variant of A276086 indexed by A328626. A328627

Odd nondeficient numbers of the form p^1+4k * r², where p is prime of the form 1+4m, r > 1, and gcd(p,r) = 1. A386427

Odd nonsquares k for which A161942(k) >= k, where A161942 is the odd part of σ. A348743

a(n) is the number k such that 2^2k+1-1 = A000668(n+1). A146768

a(n) = A276086(A328623(n)). A346233

Numbers k whose smallest prime factor is equal to the number of distinct prime factors of k and whose largest prime factor is equal to the number of prime factors of k counted with multiplicity. A392728

Triangular array read by rows: T(n, k) is the number of rooted forests on {1, 2, ..., n} in which one tree has been specially designated that contain exactly k trees; n >= 1, 1 <= k <= n. A225465

Number of (n+1)X(4+1) arrays of permutations of 0..n·5+4 with each element having index change +-(.,.) 0,0 1,-2 or 2,-1. A264124