Base | Representation |
---|---|
bin | 1110111111100… |
… | …00010111101101 |
3 | 22202122112021201 |
4 | 13133300113231 |
5 | 224143440401 |
6 | 20251325501 |
7 | 3054662050 |
oct | 737602755 |
9 | 282575251 |
10 | 125765101 |
11 | 64a9a200 |
12 | 36150891 |
13 | 20095027 |
14 | 129baa97 |
15 | b093b01 |
hex | 77f05ed |
125765101 has 12 divisors (see below), whose sum is σ = 157986976. Its totient is φ = 97998120.
The previous prime is 125765093. The next prime is 125765113. The reversal of 125765101 is 101567521.
It is not a de Polignac number, because 125765101 - 23 = 125765093 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 125765101.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (125765191) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 73395 + ... + 75088.
Almost surely, 2125765101 is an apocalyptic number.
125765101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
125765101 is a deficient number, since it is larger than the sum of its proper divisors (32221875).
125765101 is a wasteful number, since it uses less digits than its factorization.
125765101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 148512 (or 148501 counting only the distinct ones).
The product of its (nonzero) digits is 2100, while the sum is 28.
The square root of 125765101 is about 11214.5040461003. The cubic root of 125765101 is about 501.0180603660.
The spelling of 125765101 in words is "one hundred twenty-five million, seven hundred sixty-five thousand, one hundred one".
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