Properties of the Number -1478

Four Hundred Seventy-Eight

Basics

Value: -1479 → -1478 → -1477

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 × 739

Divisors: 1, 2, 739, 1478

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: -10111000110

Octal: -2706

Duodecimal: -A32

Hexadecimal: -5c6

Square: 2184484

Square Root: 38.44476557348217

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

Expansion of 1 / ∑_{k in Z} x^k / (1 - x^5·k+2). A375063

a(1) = 1; a(n+1) = a(n) +- (sum of digits of a(1) up to a(n)), with "+" when a(n) is odd, or "-" if even. A332058

List of codewords in binary lexicode with Hamming distance 4 written as decimal numbers. A75928

Partial sums of A299283. A299284

Partial sums of sequence of odd primes (A065091); a(n) = sum of the first n odd primes. A71148

a(0) = 1; for n > 0, a(n) = 41·n² + 2. A206399

Numbers whose sum of digits is 20. A235229

Position of n-th prime in A064413. A64955

Number of ordered pairs (i,j), 0 <= i,j < n, for which (i & j) is nonzero, where & is the bitwise AND operator. A80572

Triangle T(n,k) read by rows: T(n,k) is the number of compositions of n with exactly k occurrences of the largest part, n>=0, 0<=k<=n. A238341