Base | Representation |
---|---|
bin | 1110111011001… |
… | …10101101111000 |
3 | 22201120212212011 |
4 | 13131212231320 |
5 | 224022420042 |
6 | 20231255304 |
7 | 3050123200 |
oct | 735465570 |
9 | 281525764 |
10 | 125201272 |
11 | 64744629 |
12 | 35b1a534 |
13 | 1cc284c1 |
14 | 128b1400 |
15 | aed1a17 |
hex | 7766b78 |
125201272 has 24 divisors (see below), whose sum is σ = 273080160. Its totient is φ = 53657520.
The previous prime is 125201269. The next prime is 125201291. The reversal of 125201272 is 272102521.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 159304 + ... + 160087.
It is an arithmetic number, because the mean of its divisors is an integer number (11378340).
Almost surely, 2125201272 is an apocalyptic number.
It is an amenable number.
125201272 is an abundant number, since it is smaller than the sum of its proper divisors (147878888).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
125201272 is a wasteful number, since it uses less digits than its factorization.
125201272 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 319411 (or 319400 counting only the distinct ones).
The product of its (nonzero) digits is 560, while the sum is 22.
The square root of 125201272 is about 11189.3374245306. The cubic root of 125201272 is about 500.2682187583.
Adding to 125201272 its reverse (272102521), we get a palindrome (397303793).
The spelling of 125201272 in words is "one hundred twenty-five million, two hundred one thousand, two hundred seventy-two".
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