Base | Representation |
---|---|
bin | 11110000011100… |
… | …01011100001100 |
3 | 122120102011120220 |
4 | 33001301130030 |
5 | 1004020413032 |
6 | 41003511340 |
7 | 6151003110 |
oct | 1701613414 |
9 | 576364526 |
10 | 252122892 |
11 | 11a35372a |
12 | 70528550 |
13 | 40306a58 |
14 | 256ad740 |
15 | 1720312c |
hex | f07170c |
252122892 has 24 divisors (see below), whose sum is σ = 672327936. Its totient is φ = 72035088.
The previous prime is 252122887. The next prime is 252122909. The reversal of 252122892 is 298221252.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1500648 + ... + 1500815.
It is an arithmetic number, because the mean of its divisors is an integer number (28013664).
Almost surely, 2252122892 is an apocalyptic number.
It is an amenable number.
252122892 is an abundant number, since it is smaller than the sum of its proper divisors (420205044).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
252122892 is a wasteful number, since it uses less digits than its factorization.
252122892 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3001477 (or 3001475 counting only the distinct ones).
The product of its digits is 11520, while the sum is 33.
The square root of 252122892 is about 15878.3781287637. The cubic root of 252122892 is about 631.7386190140.
The spelling of 252122892 in words is "two hundred fifty-two million, one hundred twenty-two thousand, eight hundred ninety-two".
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