Base | Representation |
---|---|
bin | 1110111111100… |
… | …00100001011000 |
3 | 22202122120010122 |
4 | 13133300201120 |
5 | 224144000340 |
6 | 20251332412 |
7 | 3054663623 |
oct | 737604130 |
9 | 282576118 |
10 | 125765720 |
11 | 64a9a713 |
12 | 36151108 |
13 | 200953b2 |
14 | 129badba |
15 | b093db5 |
hex | 77f0858 |
125765720 has 16 divisors (see below), whose sum is σ = 282972960. Its totient is φ = 50306272.
The previous prime is 125765719. The next prime is 125765741. The reversal of 125765720 is 27567521.
It is a happy number.
It is a congruent number.
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, 1572032 + ... + 1572111.
It is an arithmetic number, because the mean of its divisors is an integer number (17685810).
Almost surely, 2125765720 is an apocalyptic number.
125765720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
125765720 is an abundant number, since it is smaller than the sum of its proper divisors (157207240).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
125765720 is a wasteful number, since it uses less digits than its factorization.
125765720 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3144154 (or 3144150 counting only the distinct ones).
The product of its (nonzero) digits is 29400, while the sum is 35.
The square root of 125765720 is about 11214.5316442551. The cubic root of 125765720 is about 501.0188823472.
The spelling of 125765720 in words is "one hundred twenty-five million, seven hundred sixty-five thousand, seven hundred twenty".
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