Base | Representation |
---|---|
bin | 1100011111011… |
… | …0001001010101 |
3 | 10122120121102111 |
4 | 3013312021111 |
5 | 101402412222 |
6 | 5110511021 |
7 | 1204202653 |
oct | 307661125 |
9 | 118517374 |
10 | 52388437 |
11 | 27632232 |
12 | 15665471 |
13 | ab1359a |
14 | 6d59dd3 |
15 | 48ec777 |
hex | 31f6255 |
52388437 has 4 divisors (see below), whose sum is σ = 52405696. Its totient is φ = 52371180.
The previous prime is 52388429. The next prime is 52388443. The reversal of 52388437 is 73488325.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 52388437 - 23 = 52388429 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 52388437.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52388477) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2733 + ... + 10594.
It is an arithmetic number, because the mean of its divisors is an integer number (13101424).
Almost surely, 252388437 is an apocalyptic number.
It is an amenable number.
52388437 is a deficient number, since it is larger than the sum of its proper divisors (17259).
52388437 is a wasteful number, since it uses less digits than its factorization.
52388437 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17258.
The product of its digits is 161280, while the sum is 40.
The square root of 52388437 is about 7237.9857004556. The cubic root of 52388437 is about 374.1781991795.
It can be divided in two parts, 52388 and 437, that added together give a palindrome (52825).
The spelling of 52388437 in words is "fifty-two million, three hundred eighty-eight thousand, four hundred thirty-seven".
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