Base | Representation |
---|---|
bin | 1110111010101… |
… | …11000101111000 |
3 | 22201110122001210 |
4 | 13131113011320 |
5 | 224013343042 |
6 | 20230043120 |
7 | 3046435461 |
oct | 735270570 |
9 | 281418053 |
10 | 125137272 |
11 | 64700537 |
12 | 35aa94a0 |
13 | 1cc05330 |
14 | 12895d68 |
15 | aebca9c |
hex | 7757178 |
125137272 has 64 divisors (see below), whose sum is σ = 356741280. Its totient is φ = 36237312.
The previous prime is 125137261. The next prime is 125137277. The reversal of 125137272 is 272731521.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (125137277) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6493 + ... + 17100.
Almost surely, 2125137272 is an apocalyptic number.
125137272 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
125137272 is an abundant number, since it is smaller than the sum of its proper divisors (231604008).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
125137272 is a wasteful number, since it uses less digits than its factorization.
125137272 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23632 (or 23628 counting only the distinct ones).
The product of its digits is 5880, while the sum is 30.
The square root of 125137272 is about 11186.4771934689. The cubic root of 125137272 is about 500.1829623747.
Adding to 125137272 its reverse (272731521), we get a palindrome (397868793).
The spelling of 125137272 in words is "one hundred twenty-five million, one hundred thirty-seven thousand, two hundred seventy-two".
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