Base | Representation |
---|---|
bin | 1110111111010… |
… | …10011101100110 |
3 | 22202121022002110 |
4 | 13133222131212 |
5 | 224142202102 |
6 | 20251021450 |
7 | 3054531360 |
oct | 737523546 |
9 | 282538073 |
10 | 125740902 |
11 | 64a83001 |
12 | 3613a886 |
13 | 20087001 |
14 | 129b1d30 |
15 | b08b86c |
hex | 77ea766 |
125740902 has 16 divisors (see below), whose sum is σ = 287407872. Its totient is φ = 35925960.
The previous prime is 125740889. The next prime is 125740907. The reversal of 125740902 is 209047521.
It is a self number, because there is not a number n which added to its sum of digits gives 125740902.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (125740907) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1496874 + ... + 1496957.
It is an arithmetic number, because the mean of its divisors is an integer number (17962992).
Almost surely, 2125740902 is an apocalyptic number.
125740902 is an abundant number, since it is smaller than the sum of its proper divisors (161666970).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
125740902 is a wasteful number, since it uses less digits than its factorization.
125740902 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2993843.
The product of its (nonzero) digits is 5040, while the sum is 30.
The square root of 125740902 is about 11213.4250788954. The cubic root of 125740902 is about 500.9859239634.
The spelling of 125740902 in words is "one hundred twenty-five million, seven hundred forty thousand, nine hundred two".
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