Base | Representation |
---|---|
bin | 100110100100… |
… | …001111100101 |
3 | 201000122012200 |
4 | 212210033211 |
5 | 10042004200 |
6 | 1000405113 |
7 | 151635000 |
oct | 46441745 |
9 | 21018180 |
10 | 10109925 |
11 | 5785811 |
12 | 3476799 |
13 | 212c907 |
14 | 14b2537 |
15 | d4a800 |
hex | 9a43e5 |
10109925 has 72 divisors (see below), whose sum is σ = 21278400. Its totient is φ = 4586400.
The previous prime is 10109923. The next prime is 10109927. The reversal of 10109925 is 52990101.
It is a happy number.
10109925 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (10109923) and next prime (10109927).
It is not a de Polignac number, because 10109925 - 21 = 10109923 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10109921) by changing a digit.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 77110 + ... + 77240.
Almost surely, 210109925 is an apocalyptic number.
10109925 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
10109925 is an abundant number, since it is smaller than the sum of its proper divisors (11168475).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10109925 is a wasteful number, since it uses less digits than its factorization.
10109925 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 168 (or 146 counting only the distinct ones).
The product of its (nonzero) digits is 810, while the sum is 27.
The square root of 10109925 is about 3179.6108252426. The cubic root of 10109925 is about 216.2300147479.
It can be divided in two parts, 101099 and 25, that added together give a square (101124 = 3182).
The spelling of 10109925 in words is "ten million, one hundred nine thousand, nine hundred twenty-five".
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