Base | Representation |
---|---|
bin | 111010101010011100… |
… | …1110101101111010010 |
3 | 110001011122202212210020 |
4 | 1311110321311233102 |
5 | 4031000444000200 |
6 | 133512420244310 |
7 | 12046602403464 |
oct | 1652471655722 |
9 | 401148685706 |
10 | 125978500050 |
11 | 49477640757 |
12 | 204b9b40696 |
13 | bb58996070 |
14 | 615135a134 |
15 | 3424c92ea0 |
hex | 1d54e75bd2 |
125978500050 has 48 divisors (see below), whose sum is σ = 336459506880. Its totient is φ = 31010091840.
The previous prime is 125978500019. The next prime is 125978500057. The reversal of 125978500050 is 50005879521.
125978500050 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 125978499975 and 125978500011.
It is not an unprimeable number, because it can be changed into a prime (125978500057) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32300230 + ... + 32304129.
It is an arithmetic number, because the mean of its divisors is an integer number (7009573060).
Almost surely, 2125978500050 is an apocalyptic number.
125978500050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
125978500050 is an abundant number, since it is smaller than the sum of its proper divisors (210481006830).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
125978500050 is a wasteful number, since it uses less digits than its factorization.
125978500050 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 64604387 (or 64604382 counting only the distinct ones).
The product of its (nonzero) digits is 126000, while the sum is 42.
The spelling of 125978500050 in words is "one hundred twenty-five billion, nine hundred seventy-eight million, five hundred thousand, fifty".
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