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53010839 = 77572977
BaseRepresentation
bin1100101000111…
…0000110010111
310200202020012102
43022032012113
5102032321324
65132112315
71212404360
oct312160627
9120666172
1053010839
1127a17912
121590569b
13aca097b
14707cb67
1549c1dae
hex328e197

53010839 has 4 divisors (see below), whose sum is σ = 60583824. Its totient is φ = 45437856.

The previous prime is 53010829. The next prime is 53010857. The reversal of 53010839 is 93801035.

53010839 is nontrivially palindromic in base 6.

53010839 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 93801035 = 518760207.

It is a cyclic number.

It is not a de Polignac number, because 53010839 - 28 = 53010583 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53010809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3786482 + ... + 3786495.

It is an arithmetic number, because the mean of its divisors is an integer number (15145956).

Almost surely, 253010839 is an apocalyptic number.

53010839 is a deficient number, since it is larger than the sum of its proper divisors (7572985).

53010839 is an equidigital number, since it uses as much as digits as its factorization.

53010839 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7572984.

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 53010839 is about 7280.8542768002. The cubic root of 53010839 is about 375.6541802058.

The spelling of 53010839 in words is "fifty-three million, ten thousand, eight hundred thirty-nine".

Divisors: 1 7 7572977 53010839