Base | Representation |
---|---|
bin | 111101011011… |
… | …011000001101 |
3 | 1010022010001122 |
4 | 331123120031 |
5 | 13110243200 |
6 | 1333050325 |
7 | 253605206 |
oct | 75333015 |
9 | 33263048 |
10 | 16102925 |
11 | 90a9403 |
12 | 54869a5 |
13 | 344a677 |
14 | 21d25ad |
15 | 1631385 |
hex | f5b60d |
16102925 has 6 divisors (see below), whose sum is σ = 19967658. Its totient is φ = 12882320.
The previous prime is 16102909. The next prime is 16102939. The reversal of 16102925 is 52920161.
It can be written as a sum of positive squares in 3 ways, for example, as 310249 + 15792676 = 557^2 + 3974^2 .
It is not a de Polignac number, because 16102925 - 24 = 16102909 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 16102894 and 16102903.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 322034 + ... + 322083.
It is an arithmetic number, because the mean of its divisors is an integer number (3327943).
Almost surely, 216102925 is an apocalyptic number.
It is an amenable number.
16102925 is a deficient number, since it is larger than the sum of its proper divisors (3864733).
16102925 is an equidigital number, since it uses as much as digits as its factorization.
16102925 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 644127 (or 644122 counting only the distinct ones).
The product of its (nonzero) digits is 1080, while the sum is 26.
The square root of 16102925 is about 4012.8450007445. The cubic root of 16102925 is about 252.5233778963.
The spelling of 16102925 in words is "sixteen million, one hundred two thousand, nine hundred twenty-five".
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