Base | Representation |
---|---|
bin | 11110000011100… |
… | …11010111010010 |
3 | 122120102120101200 |
4 | 33001303113102 |
5 | 1004021141040 |
6 | 41004012030 |
7 | 6151035063 |
oct | 1701632722 |
9 | 576376350 |
10 | 252130770 |
11 | 11a359641 |
12 | 70531016 |
13 | 4030a508 |
14 | 256b256a |
15 | 17205630 |
hex | f0735d2 |
252130770 has 48 divisors (see below), whose sum is σ = 662926680. Its totient is φ = 66477312.
The previous prime is 252130763. The next prime is 252130789. The reversal of 252130770 is 77031252.
252130770 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 184117761 + 68013009 = 13569^2 + 8247^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7729 + ... + 23748.
Almost surely, 2252130770 is an apocalyptic number.
252130770 is an abundant number, since it is smaller than the sum of its proper divisors (410795910).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
252130770 is a wasteful number, since it uses less digits than its factorization.
252130770 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 31579 (or 31576 counting only the distinct ones).
The product of its (nonzero) digits is 2940, while the sum is 27.
The square root of 252130770 is about 15878.6262000212. The cubic root of 252130770 is about 631.7451988541.
The spelling of 252130770 in words is "two hundred fifty-two million, one hundred thirty thousand, seven hundred seventy".
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