Base | Representation |
---|---|
bin | 110100111110… |
… | …111100111001 |
3 | 222010122120220 |
4 | 310332330321 |
5 | 12023424322 |
6 | 1213410253 |
7 | 226025460 |
oct | 64767471 |
9 | 28118526 |
10 | 13889337 |
11 | 79272a0 |
12 | 4799989 |
13 | 2b53c57 |
14 | 1bb79d7 |
15 | 134555c |
hex | d3ef39 |
13889337 has 16 divisors (see below), whose sum is σ = 23089152. Its totient is φ = 7215120.
The previous prime is 13889327. The next prime is 13889353. The reversal of 13889337 is 73398831.
It is not a de Polignac number, because 13889337 - 24 = 13889321 is a prime.
It is a plaindrome in base 15.
It is not an unprimeable number, because it can be changed into a prime (13889327) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29833 + ... + 30294.
It is an arithmetic number, because the mean of its divisors is an integer number (1443072).
Almost surely, 213889337 is an apocalyptic number.
It is an amenable number.
13889337 is a deficient number, since it is larger than the sum of its proper divisors (9199815).
13889337 is a wasteful number, since it uses less digits than its factorization.
13889337 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 60148.
The product of its digits is 108864, while the sum is 42.
The square root of 13889337 is about 3726.8400824291. The cubic root of 13889337 is about 240.3775135090.
The spelling of 13889337 in words is "thirteen million, eight hundred eighty-nine thousand, three hundred thirty-seven".
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