Base | Representation |
---|---|
bin | 1100011111010… |
… | …1010100001111 |
3 | 10122120102202122 |
4 | 3013311110033 |
5 | 101402310124 |
6 | 5110443155 |
7 | 1204160030 |
oct | 307652417 |
9 | 118512678 |
10 | 52385039 |
11 | 2762a723 |
12 | 156634bb |
13 | ab11b85 |
14 | 6d58a87 |
15 | 48eb75e |
hex | 31f550f |
52385039 has 4 divisors (see below), whose sum is σ = 59868624. Its totient is φ = 44901456.
The previous prime is 52385023. The next prime is 52385057. The reversal of 52385039 is 93058325.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 52385039 - 24 = 52385023 is a prime.
It is a super-2 number, since 2×523850392 = 5488384622063042, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52385059) 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, 3741782 + ... + 3741795.
It is an arithmetic number, because the mean of its divisors is an integer number (14967156).
Almost surely, 252385039 is an apocalyptic number.
52385039 is a deficient number, since it is larger than the sum of its proper divisors (7483585).
52385039 is an equidigital number, since it uses as much as digits as its factorization.
52385039 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7483584.
The product of its (nonzero) digits is 32400, while the sum is 35.
The square root of 52385039 is about 7237.7509628337. The cubic root of 52385039 is about 374.1701090672.
The spelling of 52385039 in words is "fifty-two million, three hundred eighty-five thousand, thirty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •