Base | Representation |
---|---|
bin | 11110000011111… |
… | …00001110101101 |
3 | 122120111102012200 |
4 | 33001330032231 |
5 | 1004023321320 |
6 | 41004452113 |
7 | 6151246002 |
oct | 1701741655 |
9 | 576442180 |
10 | 252167085 |
11 | 11a383955 |
12 | 7054a039 |
13 | 40320bc1 |
14 | 256c18a9 |
15 | 17211290 |
hex | f07c3ad |
252167085 has 12 divisors (see below), whose sum is σ = 437089692. Its totient is φ = 134489088.
The previous prime is 252167077. The next prime is 252167087. The reversal of 252167085 is 580761252.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 198979236 + 53187849 = 14106^2 + 7293^2 .
It is not a de Polignac number, because 252167085 - 23 = 252167077 is a prime.
It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (252167087) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2801812 + ... + 2801901.
It is an arithmetic number, because the mean of its divisors is an integer number (36424141).
Almost surely, 2252167085 is an apocalyptic number.
It is an amenable number.
252167085 is a deficient number, since it is larger than the sum of its proper divisors (184922607).
252167085 is a wasteful number, since it uses less digits than its factorization.
252167085 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5603724 (or 5603721 counting only the distinct ones).
The product of its (nonzero) digits is 33600, while the sum is 36.
The square root of 252167085 is about 15879.7696771710. The cubic root of 252167085 is about 631.7755279905.
The spelling of 252167085 in words is "two hundred fifty-two million, one hundred sixty-seven thousand, eighty-five".
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