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52305367 = 137381791
BaseRepresentation
bin1100011110000…
…1110111010111
310122102101110211
43013201313113
5101342232432
65105030251
71203405532
oct307416727
9118371424
1052305367
1127585884
1215625387
13aab482a
146d37a19
1548d2d47
hex31e1dd7

52305367 has 4 divisors (see below), whose sum is σ = 52687296. Its totient is φ = 51923440.

The previous prime is 52305361. The next prime is 52305371. The reversal of 52305367 is 76350325.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-52305367 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 (52305361) 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, 190759 + ... + 191032.

It is an arithmetic number, because the mean of its divisors is an integer number (13171824).

Almost surely, 252305367 is an apocalyptic number.

52305367 is a deficient number, since it is larger than the sum of its proper divisors (381929).

52305367 is a wasteful number, since it uses less digits than its factorization.

52305367 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381928.

The product of its (nonzero) digits is 18900, while the sum is 31.

The square root of 52305367 is about 7232.2449488385. The cubic root of 52305367 is about 373.9803220127.

The spelling of 52305367 in words is "fifty-two million, three hundred five thousand, three hundred sixty-seven".

Divisors: 1 137 381791 52305367