Base | Representation |
---|---|
bin | 111010011001100100… |
… | …1010010100100111010 |
3 | 102222201012001001021000 |
4 | 1310303021102210322 |
5 | 4023321000444421 |
6 | 133340305025430 |
7 | 12026554321311 |
oct | 1646311224472 |
9 | 388635031230 |
10 | 125412124986 |
11 | 49206969795 |
12 | 20380325276 |
13 | ba985413a5 |
14 | 60da047278 |
15 | 33e01b8226 |
hex | 1d3325293a |
125412124986 has 128 divisors (see below), whose sum is σ = 292960800000. Its totient is φ = 39715764480.
The previous prime is 125412124973. The next prime is 125412125009. The reversal of 125412124986 is 689421214521.
125412124986 is a `hidden beast` number, since 1 + 2 + 541 + 2 + 1 + 24 + 9 + 86 = 666.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 25430941 + ... + 25435871.
It is an arithmetic number, because the mean of its divisors is an integer number (2288756250).
Almost surely, 2125412124986 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 125412124986, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (146480400000).
125412124986 is an abundant number, since it is smaller than the sum of its proper divisors (167548675014).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
125412124986 is a wasteful number, since it uses less digits than its factorization.
125412124986 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5229 (or 5223 counting only the distinct ones).
The product of its digits is 276480, while the sum is 45.
The spelling of 125412124986 in words is "one hundred twenty-five billion, four hundred twelve million, one hundred twenty-four thousand, nine hundred eighty-six".
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