Base | Representation |
---|---|
bin | 10010110001100… |
… | …01011111100101 |
3 | 101222100021110120 |
4 | 21120301133211 |
5 | 310304123000 |
6 | 23343312153 |
7 | 3621430653 |
oct | 1130613745 |
9 | 358307416 |
10 | 157489125 |
11 | 80997a02 |
12 | 448ab659 |
13 | 26821941 |
14 | 16cb7dd3 |
15 | dc5d6a0 |
hex | 96317e5 |
157489125 has 32 divisors (see below), whose sum is σ = 262918656. Its totient is φ = 83720000.
The previous prime is 157489109. The next prime is 157489187. The reversal of 157489125 is 521984751.
It is not a de Polignac number, because 157489125 - 24 = 157489109 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 172420 + ... + 173330.
It is an arithmetic number, because the mean of its divisors is an integer number (8216208).
Almost surely, 2157489125 is an apocalyptic number.
157489125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
157489125 is a deficient number, since it is larger than the sum of its proper divisors (105429531).
157489125 is an equidigital number, since it uses as much as digits as its factorization.
157489125 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1390 (or 1380 counting only the distinct ones).
The product of its digits is 100800, while the sum is 42.
The square root of 157489125 is about 12549.4671201609. The cubic root of 157489125 is about 540.0287193230.
The spelling of 157489125 in words is "one hundred fifty-seven million, four hundred eighty-nine thousand, one hundred twenty-five".
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