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52342501 = 156733403
BaseRepresentation
bin1100011110101…
…0111011100101
310122111021102011
43013222323211
5101344430001
65105514221
71203622021
oct307527345
9118437364
1052342501
1127600772
1215642971
13aac86c3
146d47381
1548ddd51
hex31eaee5

52342501 has 4 divisors (see below), whose sum is σ = 52377472. Its totient is φ = 52307532.

The previous prime is 52342483. The next prime is 52342513. The reversal of 52342501 is 10524325.

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 52342501 - 25 = 52342469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52342001) 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, 15135 + ... + 18268.

It is an arithmetic number, because the mean of its divisors is an integer number (13094368).

Almost surely, 252342501 is an apocalyptic number.

It is an amenable number.

52342501 is a deficient number, since it is larger than the sum of its proper divisors (34971).

52342501 is a wasteful number, since it uses less digits than its factorization.

52342501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34970.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 52342501 is about 7234.8117459959. The cubic root of 52342501 is about 374.0688030548.

Adding to 52342501 its reverse (10524325), we get a palindrome (62866826).

The spelling of 52342501 in words is "fifty-two million, three hundred forty-two thousand, five hundred one".

Divisors: 1 1567 33403 52342501