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Properties of the Number 1375

One Thousand Three Hundred Seventy-Five

Basics

Value: 1374 → 1375 → 1376

Parity: odd

Prime: No

Previous Prime: 1373

Next Prime: 1381

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 5 3 × 11

Divisors: 1, 5, 11, 25, 55, 125, 275, 1375

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101011111

Octal: 2537

Duodecimal: 967

Hexadecimal: 55f

Square: 1890625

Square Root: 37.080992435478315

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

Numbers k that divide the (right) concatenation of all numbers <= k written in base 25 (most significant digit on left). A29470
Numerators of Cauchy numbers of first type. A6232
List of codewords in binary lexicode with Hamming distance 4 written as decimal numbers. A75928
Partial sums of A299259. A299265
Hypotenuses for which there exist exactly 3 distinct integer triangles. A84647
Generalized 23-gonal (or icositrigonal) numbers: m*(21·m - 19)/2 with m = 0, +1, -1, +2, -2, +3, -3, ... A303303
a(n) = n*(2·n+5). A33537
Composite numbers such that the square mean of their prime factors is an integer (where the prime factors are taken with multiplicity and the square mean of c and d is sqrt((c2+d2)/2)). A134600
Gullwing sequence (see Comments lines for precise definition). A187220
Numbers of the form 5i * 11j. A3598