Base | Representation |
---|---|
bin | 1100100101111… |
… | …0000111010000 |
3 | 10200101020120202 |
4 | 3021132013100 |
5 | 102010024123 |
6 | 5123554332 |
7 | 1210625342 |
oct | 311360720 |
9 | 120336522 |
10 | 52814288 |
11 | 278a317a |
12 | 1582b9a8 |
13 | ac32377 |
14 | 702b292 |
15 | 4983a28 |
hex | 325e1d0 |
52814288 has 40 divisors (see below), whose sum is σ = 106071336. Its totient is φ = 25459200.
The previous prime is 52814287. The next prime is 52814317. The reversal of 52814288 is 88241825.
It can be written as a sum of positive squares in 4 ways, for example, as 3139984 + 49674304 = 1772^2 + 7048^2 .
It is a super-4 number, since 4×528142884 (a number of 32 digits) contains 4444 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52814287) 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, 51218 + ... + 52238.
Almost surely, 252814288 is an apocalyptic number.
It is an amenable number.
52814288 is an abundant number, since it is smaller than the sum of its proper divisors (53257048).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52814288 is a wasteful number, since it uses less digits than its factorization.
52814288 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1143 (or 1137 counting only the distinct ones).
The product of its digits is 40960, while the sum is 38.
The square root of 52814288 is about 7267.3439439729. The cubic root of 52814288 is about 375.1893278046.
The spelling of 52814288 in words is "fifty-two million, eight hundred fourteen thousand, two hundred eighty-eight".
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