Base | Representation |
---|---|
bin | 1100100100100… |
… | …0100001000111 |
3 | 10200012202020120 |
4 | 3021020201013 |
5 | 101444211311 |
6 | 5122033023 |
7 | 1210106424 |
oct | 311104107 |
9 | 120182216 |
10 | 52725831 |
11 | 27842774 |
12 | 157a8773 |
13 | ac01022 |
14 | 7006d4b |
15 | 4967706 |
hex | 3248847 |
52725831 has 8 divisors (see below), whose sum is σ = 71627760. Its totient is φ = 34487232.
The previous prime is 52725809. The next prime is 52725839. The reversal of 52725831 is 13852725.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 52725831 - 26 = 52725767 is a prime.
It is a super-2 number, since 2×527258312 = 5560026509281122, which contains 22 as substring.
It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a junction number, because it is equal to n+sod(n) for n = 52725792 and 52725801.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52725839) 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, 165646 + ... + 165963.
It is an arithmetic number, because the mean of its divisors is an integer number (8953470).
Almost surely, 252725831 is an apocalyptic number.
52725831 is a deficient number, since it is larger than the sum of its proper divisors (18901929).
52725831 is a wasteful number, since it uses less digits than its factorization.
52725831 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 331665.
The product of its digits is 16800, while the sum is 33.
The square root of 52725831 is about 7261.2554699583. The cubic root of 52725831 is about 374.9797464617.
The spelling of 52725831 in words is "fifty-two million, seven hundred twenty-five thousand, eight hundred thirty-one".
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