Base | Representation |
---|---|
bin | 111010101010100001… |
… | …1101000100101101001 |
3 | 110001011211121022211121 |
4 | 1311111003220211221 |
5 | 4031002123131000 |
6 | 133512551255241 |
7 | 12046633256230 |
oct | 1652503504551 |
9 | 401154538747 |
10 | 125981067625 |
11 | 49479034816 |
12 | 204ba97a521 |
13 | bb5938493a |
14 | 6151827b17 |
15 | 34250edb1a |
hex | 1d550e8969 |
125981067625 has 16 divisors (see below), whose sum is σ = 179684998272. Its totient is φ = 86387017200.
The previous prime is 125981067593. The next prime is 125981067631. The reversal of 125981067625 is 526760189521.
It is a happy number.
It is not a de Polignac number, because 125981067625 - 25 = 125981067593 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71988307 + ... + 71990056.
It is an arithmetic number, because the mean of its divisors is an integer number (11230312392).
Almost surely, 2125981067625 is an apocalyptic number.
It is an amenable number.
125981067625 is a deficient number, since it is larger than the sum of its proper divisors (53703930647).
125981067625 is an equidigital number, since it uses as much as digits as its factorization.
125981067625 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 143978385 (or 143978375 counting only the distinct ones).
The product of its (nonzero) digits is 1814400, while the sum is 52.
The spelling of 125981067625 in words is "one hundred twenty-five billion, nine hundred eighty-one million, sixty-seven thousand, six hundred twenty-five".
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