Base | Representation |
---|---|
bin | 1111001010110… |
… | …11100011110101 |
3 | 22212110002220220 |
4 | 13211123203311 |
5 | 230034041400 |
6 | 20343244553 |
7 | 3103426125 |
oct | 745334365 |
9 | 285402826 |
10 | 127252725 |
11 | 65915946 |
12 | 36749759 |
13 | 20496192 |
14 | 12c86c85 |
15 | b2897a0 |
hex | 795b8f5 |
127252725 has 48 divisors (see below), whose sum is σ = 223110720. Its totient is φ = 63884800.
The previous prime is 127252703. The next prime is 127252751. The reversal of 127252725 is 527252721.
It is not a de Polignac number, because 127252725 - 27 = 127252597 is a prime.
It is an alternating number because its digits alternate between odd and even.
It is a Curzon number.
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 47 ways as a sum of consecutive naturals, for example, 88462 + ... + 89888.
It is an arithmetic number, because the mean of its divisors is an integer number (4648140).
Almost surely, 2127252725 is an apocalyptic number.
127252725 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
127252725 is a deficient number, since it is larger than the sum of its proper divisors (95857995).
127252725 is a wasteful number, since it uses less digits than its factorization.
127252725 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1510 (or 1505 counting only the distinct ones).
The product of its digits is 19600, while the sum is 33.
The square root of 127252725 is about 11280.6349555333. The cubic root of 127252725 is about 502.9857682195.
The spelling of 127252725 in words is "one hundred twenty-seven million, two hundred fifty-two thousand, seven hundred twenty-five".
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