Base | Representation |
---|---|
bin | 100110011111… |
… | …110001101001 |
3 | 200222201002220 |
4 | 212133301221 |
5 | 10040413000 |
6 | 1000144253 |
7 | 151530435 |
oct | 46376151 |
9 | 20881086 |
10 | 10091625 |
11 | 5772a95 |
12 | 3468089 |
13 | 212449b |
14 | 14a99c5 |
15 | d451a0 |
hex | 99fc69 |
10091625 has 32 divisors (see below), whose sum is σ = 17791488. Its totient is φ = 5062400.
The previous prime is 10091597. The next prime is 10091629. The reversal of 10091625 is 52619001.
It is not a de Polignac number, because 10091625 - 29 = 10091113 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 10091595 and 10091604.
It is not an unprimeable number, because it can be changed into a prime (10091629) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5584 + ... + 7166.
It is an arithmetic number, because the mean of its divisors is an integer number (555984).
Almost surely, 210091625 is an apocalyptic number.
10091625 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
10091625 is a deficient number, since it is larger than the sum of its proper divisors (7699863).
10091625 is a wasteful number, since it uses less digits than its factorization.
10091625 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1618 (or 1608 counting only the distinct ones).
The product of its (nonzero) digits is 540, while the sum is 24.
The square root of 10091625 is about 3176.7318111544. The cubic root of 10091625 is about 216.0994697899.
The spelling of 10091625 in words is "ten million, ninety-one thousand, six hundred twenty-five".
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