Base | Representation |
---|---|
bin | 110010001100… |
… | …001001001110 |
3 | 220202102221011 |
4 | 302030021032 |
5 | 11332010232 |
6 | 1145555434 |
7 | 216555301 |
oct | 62141116 |
9 | 26672834 |
10 | 13156942 |
11 | 7477007 |
12 | 44a5b7a |
13 | 2958796 |
14 | 1a66b38 |
15 | 124d547 |
hex | c8c24e |
13156942 has 8 divisors (see below), whose sum is σ = 19759896. Its totient is φ = 6570312.
The previous prime is 13156937. The next prime is 13156961. The reversal of 13156942 is 24965131.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1813 + ... + 5440.
It is an arithmetic number, because the mean of its divisors is an integer number (2469987).
Almost surely, 213156942 is an apocalyptic number.
13156942 is the 1814-th decagonal number.
13156942 is a deficient number, since it is larger than the sum of its proper divisors (6602954).
13156942 is an equidigital number, since it uses as much as digits as its factorization.
13156942 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8162.
The product of its digits is 6480, while the sum is 31.
The square root of 13156942 is about 3627.2499224619. The cubic root of 13156942 is about 236.0758996514.
The spelling of 13156942 in words is "thirteen million, one hundred fifty-six thousand, nine hundred forty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •