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52430113 = 67782539
BaseRepresentation
bin1100100000000…
…0010100100001
310122122201121001
43020000110201
5101410230423
65111432001
71204435321
oct310002441
9118581531
1052430113
112766057a
1215685601
13ab29548
146d6b281
154909cad
hex3200521

52430113 has 4 divisors (see below), whose sum is σ = 53212720. Its totient is φ = 51647508.

The previous prime is 52430111. The next prime is 52430129. The reversal of 52430113 is 31103425.

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 52430113 - 21 = 52430111 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52430111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 391203 + ... + 391336.

It is an arithmetic number, because the mean of its divisors is an integer number (13303180).

Almost surely, 252430113 is an apocalyptic number.

It is an amenable number.

52430113 is a deficient number, since it is larger than the sum of its proper divisors (782607).

52430113 is an equidigital number, since it uses as much as digits as its factorization.

52430113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 782606.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 52430113 is about 7240.8641058923. The cubic root of 52430113 is about 374.2773948428.

Adding to 52430113 its reverse (31103425), we get a palindrome (83533538).

The spelling of 52430113 in words is "fifty-two million, four hundred thirty thousand, one hundred thirteen".

Divisors: 1 67 782539 52430113