Base | Representation |
---|---|
bin | 1111100111011… |
… | …10111110001100 |
3 | 100010111121022021 |
4 | 13303232332030 |
5 | 232014033002 |
6 | 20555455524 |
7 | 3150333523 |
oct | 763567614 |
9 | 303447267 |
10 | 131002252 |
11 | 67a46a27 |
12 | 37a575a4 |
13 | 211a9a34 |
14 | 135814ba |
15 | b77a737 |
hex | 7ceef8c |
131002252 has 24 divisors (see below), whose sum is σ = 236939472. Its totient is φ = 63336000.
The previous prime is 131002247. The next prime is 131002253. The reversal of 131002252 is 252200131.
It is not an unprimeable number, because it can be changed into a prime (131002253) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13602 + ... + 21142.
It is an arithmetic number, because the mean of its divisors is an integer number (9872478).
Almost surely, 2131002252 is an apocalyptic number.
It is an amenable number.
131002252 is a deficient number, since it is larger than the sum of its proper divisors (105937220).
131002252 is a wasteful number, since it uses less digits than its factorization.
131002252 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7689 (or 7687 counting only the distinct ones).
The product of its (nonzero) digits is 120, while the sum is 16.
The square root of 131002252 is about 11445.6215209136. The cubic root of 131002252 is about 507.8782180643.
Adding to 131002252 its reverse (252200131), we get a palindrome (383202383).
The spelling of 131002252 in words is "one hundred thirty-one million, two thousand, two hundred fifty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.148 sec. • engine limits •