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52688341 = 257439467
BaseRepresentation
bin1100100011111…
…1010111010101
310200010211211001
43020333113111
5101442011331
65121143301
71206562216
oct310772725
9120124731
1052688341
1127817592
121578ab31
13abb9c44
146dd740d
15495b561
hex323f5d5

52688341 has 8 divisors (see below), whose sum is σ = 53127360. Its totient is φ = 52251648.

The previous prime is 52688327. The next prime is 52688353. The reversal of 52688341 is 14388625.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 52688341 - 27 = 52688213 is a prime.

It is a super-2 number, since 2×526883412 = 5552122554664562, which contains 22 as substring.

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 52688341.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52688371) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 112590 + ... + 113056.

It is an arithmetic number, because the mean of its divisors is an integer number (6640920).

Almost surely, 252688341 is an apocalyptic number.

It is an amenable number.

52688341 is a deficient number, since it is larger than the sum of its proper divisors (439019).

52688341 is a wasteful number, since it uses less digits than its factorization.

52688341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1163.

The product of its digits is 46080, while the sum is 37.

The square root of 52688341 is about 7258.6735014051. The cubic root of 52688341 is about 374.8908506039.

The spelling of 52688341 in words is "fifty-two million, six hundred eighty-eight thousand, three hundred forty-one".

Divisors: 1 257 439 467 112823 120019 205013 52688341