Properties of the Number 1201

One Thousand Two Hundred One

Basics

Value: 1200 → 1201 → 1202

Parity: odd

Prime: Yes

Previous Prime: 1193

Next Prime: 1213

Digit Sum: 4

Digital Root: 4

Palindrome: No

Factorization: 1201

Divisors: 1, 1201

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4823 Try Today's Challenge

Representations

Binary: 10010110001

Octal: 2261

Duodecimal: 841

Hexadecimal: 4b1

Square: 1442401

Square Root: 34.655446902326915

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: Yes

Friedman Number: No

Fermat Number: No

Cullen Number: No

OEIS Sequences

Numbers in base 3. A7089

Centered square numbers: a(n) = 2·n*(n+1)+1. Sums of two consecutive squares. Also, consider all Pythagorean triples (X, Y, Z=Y+1) ordered by increasing Z; then sequence gives Z values. A1844

Prime-indexed primes: primes with prime subscripts. A6450

Integers written in factorial base. A7623

Emirps (primes whose reversal is a different prime). A6567

n written in primorial base. A49345

Tribonacci numbers: a(n) = a(n-1) + a(n-2) + a(n-3) with a(0)=a(1)=a(2)=1. A213

Primes congruent to 1 (mod 12). A68228

a(n) = ceiling(n²/2). A982

Primes p such that (p+1)/2 is prime. A5383