Base | Representation |
---|---|
bin | 110011011011… |
… | …000011001001 |
3 | 221100212021100 |
4 | 303123003021 |
5 | 11422331022 |
6 | 1200532013 |
7 | 222402456 |
oct | 63330311 |
9 | 27325240 |
10 | 13480137 |
11 | 7677910 |
12 | 4621009 |
13 | 2a3c918 |
14 | 1b0c82d |
15 | 12b41ac |
hex | cdb0c9 |
13480137 has 12 divisors (see below), whose sum is σ = 21241584. Its totient is φ = 8169720.
The previous prime is 13480123. The next prime is 13480141. The reversal of 13480137 is 73108431.
13480137 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 13480137 - 24 = 13480121 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 13480137.
It is not an unprimeable number, because it can be changed into a prime (13480147) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 67983 + ... + 68180.
It is an arithmetic number, because the mean of its divisors is an integer number (1770132).
Almost surely, 213480137 is an apocalyptic number.
It is an amenable number.
13480137 is a deficient number, since it is larger than the sum of its proper divisors (7761447).
13480137 is a wasteful number, since it uses less digits than its factorization.
13480137 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 136180 (or 136177 counting only the distinct ones).
The product of its (nonzero) digits is 2016, while the sum is 27.
The square root of 13480137 is about 3671.5306072536. The cubic root of 13480137 is about 237.9933206703.
Adding to 13480137 its reverse (73108431), we get a palindrome (86588568).
The spelling of 13480137 in words is "thirteen million, four hundred eighty thousand, one hundred thirty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.083 sec. • engine limits •