Base | Representation |
---|---|
bin | 1110111100000… |
… | …01110000101100 |
3 | 22201210111210211 |
4 | 13132001300230 |
5 | 224034441134 |
6 | 20233512204 |
7 | 3051064144 |
oct | 736016054 |
9 | 281714724 |
10 | 125312044 |
11 | 6480a880 |
12 | 35b72664 |
13 | 1cc66a50 |
14 | 128dd924 |
15 | b004764 |
hex | 7781c2c |
125312044 has 96 divisors (see below), whose sum is σ = 274563072. Its totient is φ = 49248000.
The previous prime is 125312021. The next prime is 125312053. The reversal of 125312044 is 440213521.
It is a Harshad number since it is a multiple of its sum of digits (22).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 655989 + ... + 656179.
It is an arithmetic number, because the mean of its divisors is an integer number (2860032).
Almost surely, 2125312044 is an apocalyptic number.
It is an amenable number.
125312044 is an abundant number, since it is smaller than the sum of its proper divisors (149251028).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
125312044 is a wasteful number, since it uses less digits than its factorization.
125312044 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 287 (or 285 counting only the distinct ones).
The product of its (nonzero) digits is 960, while the sum is 22.
The square root of 125312044 is about 11194.2862211041. The cubic root of 125312044 is about 500.4157129364.
Adding to 125312044 its reverse (440213521), we get a palindrome (565525565).
The spelling of 125312044 in words is "one hundred twenty-five million, three hundred twelve thousand, forty-four".
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