Base | Representation |
---|---|
bin | 11001110100001001… |
… | …10001100010110101 |
3 | 1022202212120221002010 |
4 | 30322010301202311 |
5 | 211340430410200 |
6 | 10211123234433 |
7 | 1000305345660 |
oct | 147204614265 |
9 | 38685527063 |
10 | 13859231925 |
11 | 59721a2090 |
12 | 2829518a19 |
13 | 13cb3c3066 |
14 | 9569126d7 |
15 | 561ac9150 |
hex | 33a1318b5 |
13859231925 has 96 divisors (see below), whose sum is σ = 29176418304. Its totient is φ = 5637024000.
The previous prime is 13859231909. The next prime is 13859231993. The reversal of 13859231925 is 52913295831.
It is not a de Polignac number, because 13859231925 - 24 = 13859231909 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 245895 + ... + 296955.
It is an arithmetic number, because the mean of its divisors is an integer number (303921024).
Almost surely, 213859231925 is an apocalyptic number.
13859231925 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
13859231925 is an abundant number, since it is smaller than the sum of its proper divisors (15317186379).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13859231925 is a wasteful number, since it uses less digits than its factorization.
13859231925 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 51139 (or 51134 counting only the distinct ones).
The product of its digits is 583200, while the sum is 48.
The spelling of 13859231925 in words is "thirteen billion, eight hundred fifty-nine million, two hundred thirty-one thousand, nine hundred twenty-five".
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