Base | Representation |
---|---|
bin | 1100011100000… |
… | …0100010110111 |
3 | 10122011110021000 |
4 | 3013000202313 |
5 | 101323401022 |
6 | 5102054343 |
7 | 1202266611 |
oct | 307004267 |
9 | 118143230 |
10 | 52168887 |
11 | 274a2291 |
12 | 1557a3b3 |
13 | aa67684 |
14 | 6cdddb1 |
15 | 48a76ac |
hex | 31c08b7 |
52168887 has 8 divisors (see below), whose sum is σ = 77287280. Its totient is φ = 34779240.
The previous prime is 52168871. The next prime is 52168891. The reversal of 52168887 is 78886125.
It is not a de Polignac number, because 52168887 - 24 = 52168871 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52168867) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 966064 + ... + 966117.
It is an arithmetic number, because the mean of its divisors is an integer number (9660910).
Almost surely, 252168887 is an apocalyptic number.
52168887 is a deficient number, since it is larger than the sum of its proper divisors (25118393).
52168887 is a wasteful number, since it uses less digits than its factorization.
52168887 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1932190 (or 1932184 counting only the distinct ones).
The product of its digits is 215040, while the sum is 45.
The square root of 52168887 is about 7222.8032646612. The cubic root of 52168887 is about 373.6547640108.
The spelling of 52168887 in words is "fifty-two million, one hundred sixty-eight thousand, eight hundred eighty-seven".
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