Base | Representation |
---|---|
bin | 110101001100… |
… | …100100101110 |
3 | 222020111010110 |
4 | 311030210232 |
5 | 12032221014 |
6 | 1214520450 |
7 | 226350240 |
oct | 65144456 |
9 | 28214113 |
10 | 13945134 |
11 | 7965205 |
12 | 4806126 |
13 | 2b73478 |
14 | 1bd0090 |
15 | 1356d59 |
hex | d4c92e |
13945134 has 32 divisors (see below), whose sum is σ = 33751296. Its totient is φ = 3749760.
The previous prime is 13945121. The next prime is 13945157. The reversal of 13945134 is 43154931.
13945134 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9052 + ... + 10479.
It is an arithmetic number, because the mean of its divisors is an integer number (1054728).
Almost surely, 213945134 is an apocalyptic number.
13945134 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
13945134 is an abundant number, since it is smaller than the sum of its proper divisors (19806162).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13945134 is a wasteful number, since it uses less digits than its factorization.
13945134 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19560.
The product of its digits is 6480, while the sum is 30.
The square root of 13945134 is about 3734.3184117051. The cubic root of 13945134 is about 240.6989693095.
The spelling of 13945134 in words is "thirteen million, nine hundred forty-five thousand, one hundred thirty-four".
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