Base | Representation |
---|---|
bin | 1110111010101… |
… | …01100100100100 |
3 | 22201110022112010 |
4 | 13131111210210 |
5 | 224013143134 |
6 | 20225554220 |
7 | 3046411353 |
oct | 735254444 |
9 | 281408463 |
10 | 125131044 |
11 | 646a6895 |
12 | 35aa5970 |
13 | 1cc0254c |
14 | 1289399a |
15 | aebace9 |
hex | 7755924 |
125131044 has 12 divisors (see below), whose sum is σ = 291972464. Its totient is φ = 41710344.
The previous prime is 125131037. The next prime is 125131103. The reversal of 125131044 is 440131521.
It is a tau number, because it is divible by the number of its divisors (12).
It is a self number, because there is not a number n which added to its sum of digits gives 125131044.
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, 5213782 + ... + 5213805.
Almost surely, 2125131044 is an apocalyptic number.
It is an amenable number.
125131044 is an abundant number, since it is smaller than the sum of its proper divisors (166841420).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
125131044 is a wasteful number, since it uses less digits than its factorization.
125131044 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10427594 (or 10427592 counting only the distinct ones).
The product of its (nonzero) digits is 480, while the sum is 21.
The square root of 125131044 is about 11186.1988181866. The cubic root of 125131044 is about 500.1746643110.
Adding to 125131044 its reverse (440131521), we get a palindrome (565262565).
The spelling of 125131044 in words is "one hundred twenty-five million, one hundred thirty-one thousand, forty-four".
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