Base | Representation |
---|---|
bin | 1110111100101… |
… | …00101100001100 |
3 | 22201221110011112 |
4 | 13132110230030 |
5 | 224044431310 |
6 | 20235311152 |
7 | 3051536201 |
oct | 736245414 |
9 | 281843145 |
10 | 125389580 |
11 | 64863058 |
12 | 35bab4b8 |
13 | 1cc93124 |
14 | 1291dca8 |
15 | b01c705 |
hex | 7794b0c |
125389580 has 12 divisors (see below), whose sum is σ = 263318160. Its totient is φ = 50155824.
The previous prime is 125389577. The next prime is 125389597. The reversal of 125389580 is 85983521.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3134720 + ... + 3134759.
It is an arithmetic number, because the mean of its divisors is an integer number (21943180).
Almost surely, 2125389580 is an apocalyptic number.
125389580 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
125389580 is an abundant number, since it is smaller than the sum of its proper divisors (137928580).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
125389580 is a wasteful number, since it uses less digits than its factorization.
125389580 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6269488 (or 6269486 counting only the distinct ones).
The product of its (nonzero) digits is 86400, while the sum is 41.
The square root of 125389580 is about 11197.7488809135. The cubic root of 125389580 is about 500.5189012966.
The spelling of 125389580 in words is "one hundred twenty-five million, three hundred eighty-nine thousand, five hundred eighty".
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