Base | Representation |
---|---|
bin | 11000011100000011… |
… | …01000110001000000 |
3 | 1020212100222211100222 |
4 | 30032001220301000 |
5 | 203332233241112 |
6 | 10005523402212 |
7 | 643062651014 |
oct | 141601506100 |
9 | 36770884328 |
10 | 13120212032 |
11 | 5623021544 |
12 | 2661b23368 |
13 | 1311271295 |
14 | 8c66dc544 |
15 | 51bc9a372 |
hex | 30e068c40 |
13120212032 has 28 divisors (see below), whose sum is σ = 26086635660. Its totient is φ = 6547201536.
The previous prime is 13120212031. The next prime is 13120212037. The reversal of 13120212032 is 23021202131.
It can be written as a sum of positive squares in 2 ways, for example, as 4637065216 + 8483146816 = 68096^2 + 92104^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 13120212032.
It is not an unprimeable number, because it can be changed into a prime (13120212031) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 168803 + ... + 233954.
Almost surely, 213120212032 is an apocalyptic number.
It is an amenable number.
13120212032 is a deficient number, since it is larger than the sum of its proper divisors (12966423628).
13120212032 is an equidigital number, since it uses as much as digits as its factorization.
13120212032 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 403278 (or 403268 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 17.
Adding to 13120212032 its reverse (23021202131), we get a palindrome (36141414163).
Subtracting 13120212032 from its reverse (23021202131), we obtain a palindrome (9900990099).
The spelling of 13120212032 in words is "thirteen billion, one hundred twenty million, two hundred twelve thousand, thirty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •