Base | Representation |
---|---|
bin | 11110000011111… |
… | …00001111011010 |
3 | 122120111102021100 |
4 | 33001330033122 |
5 | 1004023322010 |
6 | 41004452230 |
7 | 6151246065 |
oct | 1701741732 |
9 | 576442240 |
10 | 252167130 |
11 | 11a383996 |
12 | 7054a076 |
13 | 40320c27 |
14 | 256c18dc |
15 | 172112c0 |
hex | f07c3da |
252167130 has 24 divisors (see below), whose sum is σ = 655634772. Its totient is φ = 67244544.
The previous prime is 252167129. The next prime is 252167141. The reversal of 252167130 is 31761252.
It is a happy number.
252167130 is a `hidden beast` number, since 2 + 521 + 6 + 7 + 130 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 235837449 + 16329681 = 15357^2 + 4041^2 .
It is a super-2 number, since 2×2521671302 = 127176522904873800, which contains 22 as substring.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 252167094 and 252167103.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1400839 + ... + 1401018.
Almost surely, 2252167130 is an apocalyptic number.
252167130 is an abundant number, since it is smaller than the sum of its proper divisors (403467642).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
252167130 is a wasteful number, since it uses less digits than its factorization.
252167130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2801870 (or 2801867 counting only the distinct ones).
The product of its (nonzero) digits is 2520, while the sum is 27.
The square root of 252167130 is about 15879.7710940681. The cubic root of 252167130 is about 631.7755655713.
The spelling of 252167130 in words is "two hundred fifty-two million, one hundred sixty-seven thousand, one hundred thirty".
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