Properties of the Number 1355

One Thousand Three Hundred Fifty-Five

Basics

Value: 1354 → 1355 → 1356

Parity: odd

Prime: No

Previous Prime: 1327

Next Prime: 1361

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 5 × 271

Divisors: 1, 5, 271, 1355

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101001011

Octal: 2513

Duodecimal: 94B

Hexadecimal: 54b

Square: 1836025

Square Root: 36.810324638611924

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 T(n,k), 0 <= k <= n, read by rows given by: T(0,0)=1, T(n,k)=0 if k < 0 or if k > n, T(n,0) = 3·T(n-1,0) + T(n-1,1), T(n,k) = T(n-1,k-1) + T(n-1,k+1) for k >= 1. A126953

Number of partitions of n such that number of parts is equal to the sum of parts counted without multiplicities. A114638

Numbers with multiplicative digital root value 5. A34052

Numbers where 5 outnumbers any other digit. A292455

Number of partitions of n into odd parts in which no part appears more than thrice. A70048

Number of partitions of n² into distinct squares. A30273

a(n) = 2·n² + 3. A93328

The number of medial quasigroups of order n, up to isomorphism. A226193

Expansion of ∏_{i in A069909} 1/(1 - xⁱ). A69911

From a definite integral. A2571