Base | Representation |
---|---|
bin | 110010000001… |
… | …000001101010 |
3 | 220200010110111 |
4 | 302001001222 |
5 | 11324031102 |
6 | 1145004534 |
7 | 216305443 |
oct | 62010152 |
9 | 26603414 |
10 | 13111402 |
11 | 7445877 |
12 | 448374a |
13 | 2940b35 |
14 | 1a542ca |
15 | 123ecd7 |
hex | c8106a |
13111402 has 8 divisors (see below), whose sum is σ = 20085696. Its totient is φ = 6416172.
The previous prime is 13111379. The next prime is 13111409. The reversal of 13111402 is 20411131.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (13111409) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69648 + ... + 69835.
It is an arithmetic number, because the mean of its divisors is an integer number (2510712).
Almost surely, 213111402 is an apocalyptic number.
13111402 is a deficient number, since it is larger than the sum of its proper divisors (6974294).
13111402 is a wasteful number, since it uses less digits than its factorization.
13111402 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 139532.
The product of its (nonzero) digits is 24, while the sum is 13.
The square root of 13111402 is about 3620.9669979164. The cubic root of 13111402 is about 235.8032090223.
Adding to 13111402 its reverse (20411131), we get a palindrome (33522533).
The spelling of 13111402 in words is "thirteen million, one hundred eleven thousand, four hundred two".
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