Base | Representation |
---|---|
bin | 11110000110001… |
… | …10010111000111 |
3 | 122121001211201200 |
4 | 33003012113013 |
5 | 1004113030402 |
6 | 41015153543 |
7 | 6153652155 |
oct | 1703062707 |
9 | 577054650 |
10 | 252470727 |
11 | 11a570aa3 |
12 | 706758b3 |
13 | 403c9182 |
14 | 257603d5 |
15 | 1727121c |
hex | f0c65c7 |
252470727 has 48 divisors (see below), whose sum is σ = 401157120. Its totient is φ = 152409600.
The previous prime is 252470717. The next prime is 252470731. The reversal of 252470727 is 727074252.
It is not a de Polignac number, because 252470727 - 26 = 252470663 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 252470691 and 252470700.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (252470717) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 513952 + ... + 514442.
It is an arithmetic number, because the mean of its divisors is an integer number (8357440).
Almost surely, 2252470727 is an apocalyptic number.
252470727 is a deficient number, since it is larger than the sum of its proper divisors (148686393).
252470727 is a wasteful number, since it uses less digits than its factorization.
252470727 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 644 (or 641 counting only the distinct ones).
The product of its (nonzero) digits is 54880, while the sum is 36.
The square root of 252470727 is about 15889.3274558743. The cubic root of 252470727 is about 632.0290062730.
The spelling of 252470727 in words is "two hundred fifty-two million, four hundred seventy thousand, seven hundred twenty-seven".
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