Base | Representation |
---|---|
bin | 1100001101001… |
… | …01010110000101 |
3 | 21010122220110211 |
4 | 12012211112011 |
5 | 202202423000 |
6 | 14054315421 |
7 | 2352202366 |
oct | 606452605 |
9 | 233586424 |
10 | 102389125 |
11 | 52883513 |
12 | 2a358b71 |
13 | 1829c0a7 |
14 | d853b6d |
15 | 8ec77ba |
hex | 61a5585 |
102389125 has 16 divisors (see below), whose sum is σ = 131908608. Its totient is φ = 79266000.
The previous prime is 102389099. The next prime is 102389141. The reversal of 102389125 is 521983201.
It is not a de Polignac number, because 102389125 - 25 = 102389093 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (31).
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9337 + ... + 17086.
It is an arithmetic number, because the mean of its divisors is an integer number (8244288).
Almost surely, 2102389125 is an apocalyptic number.
It is an amenable number.
102389125 is a deficient number, since it is larger than the sum of its proper divisors (29519483).
102389125 is an equidigital number, since it uses as much as digits as its factorization.
102389125 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26469 (or 26459 counting only the distinct ones).
The product of its (nonzero) digits is 4320, while the sum is 31.
The square root of 102389125 is about 10118.7511581222. The cubic root of 102389125 is about 467.8262757085.
The spelling of 102389125 in words is "one hundred two million, three hundred eighty-nine thousand, one hundred twenty-five".
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