Base | Representation |
---|---|
bin | 1110111101100… |
… | …00001110101100 |
3 | 22202011011220022 |
4 | 13132300032230 |
5 | 224112034010 |
6 | 20241541312 |
7 | 3052516103 |
oct | 736601654 |
9 | 282134808 |
10 | 125502380 |
11 | 6492a883 |
12 | 36044838 |
13 | 20002583 |
14 | 1294d03a |
15 | b040d55 |
hex | 77b03ac |
125502380 has 24 divisors (see below), whose sum is σ = 269686032. Its totient is φ = 49033152.
The previous prime is 125502379. The next prime is 125502389. The reversal of 125502380 is 83205521.
It is not an unprimeable number, because it can be changed into a prime (125502389) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72107 + ... + 73826.
It is an arithmetic number, because the mean of its divisors is an integer number (11236918).
Almost surely, 2125502380 is an apocalyptic number.
125502380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
125502380 is an abundant number, since it is smaller than the sum of its proper divisors (144183652).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
125502380 is a wasteful number, since it uses less digits than its factorization.
125502380 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 145985 (or 145983 counting only the distinct ones).
The product of its (nonzero) digits is 2400, while the sum is 26.
The square root of 125502380 is about 11202.7844752990. The cubic root of 125502380 is about 500.6689446270.
The spelling of 125502380 in words is "one hundred twenty-five million, five hundred two thousand, three hundred eighty".
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