Base | Representation |
---|---|
bin | 1110111011011… |
… | …10001101000000 |
3 | 22201122102220212 |
4 | 13131232031000 |
5 | 224024410221 |
6 | 20232053252 |
7 | 3050311454 |
oct | 735561500 |
9 | 281572825 |
10 | 125231936 |
11 | 64765675 |
12 | 35b34228 |
13 | 1cc3944b |
14 | 128bc664 |
15 | aedab5b |
hex | 776e340 |
125231936 has 14 divisors (see below), whose sum is σ = 248507250. Its totient is φ = 62615936.
The previous prime is 125231933. The next prime is 125231959. The reversal of 125231936 is 639132521.
It can be written as a sum of positive squares in only one way, i.e., 123654400 + 1577536 = 11120^2 + 1256^2 .
It is a Harshad number since it is a multiple of its sum of digits (32).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (125231933) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 978311 + ... + 978438.
Almost surely, 2125231936 is an apocalyptic number.
125231936 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
125231936 is a deficient number, since it is larger than the sum of its proper divisors (123275314).
125231936 is an equidigital number, since it uses as much as digits as its factorization.
125231936 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1956761 (or 1956751 counting only the distinct ones).
The product of its digits is 9720, while the sum is 32.
The square root of 125231936 is about 11190.7075736970. The cubic root of 125231936 is about 500.3090569283.
The spelling of 125231936 in words is "one hundred twenty-five million, two hundred thirty-one thousand, nine hundred thirty-six".
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