Properties of the Number 1396

One Thousand Three Hundred Ninety-Six

Basics

Value: 1395 → 1396 → 1397

Parity: even

Prime: No

Previous Prime: 1381

Next Prime: 1399

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 ² × 349

Divisors: 1, 2, 4, 349, 698, 1396

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101110100

Octal: 2564

Duodecimal: 984

Hexadecimal: 574

Square: 1948816

Square Root: 37.36308338453881

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

Centered triangular numbers: a(n) = 3·n*(n-1)/2 + 1. A5448

The "comma sequence": the lexicographically earliest sequence of positive numbers with the property that the sequence formed by the pairs of digits adjacent to the commas between the terms is the same as the sequence of successive differences between the terms. A121805

Number of partitions of n such that 2*(least part) = (number of parts). A237757

Discriminants of totally real cubic fields. A6832

Shifts left under transform T where Ta is a DCONV a. A38044

Number of ON states after n generations of cellular automaton based on triangles. A161644

Partial sums of gcd-sum sequence A018804. A272718

Numbers with 10 odd integers in their Collatz (or 3x+1) trajectory. A62060

Numbers n such that the decimal expansions of both n and n² have 1 as smallest digit and 9 as largest digit. A256601

Circle numbers (version 3): a(n) = number of points (i,j), i,j integers, contained in a circle of diameter n, centered at (1/2, 1/2). A53415