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52897604 = 2253249517
BaseRepresentation
bin1100100111001…
…0011101000100
310200112110212112
43021302131010
5102020210404
65125440152
71211423264
oct311623504
9120473775
1052897604
112794a831
1215870058
13ac61276
14704d7a4
15499d56e
hex3272744

52897604 has 12 divisors (see below), whose sum is σ = 94317804. Its totient is φ = 25949664.

The previous prime is 52897601. The next prime is 52897703. The reversal of 52897604 is 40679825.

It can be written as a sum of positive squares in 2 ways, for example, as 20430400 + 32467204 = 4520^2 + 5698^2 .

It is not an unprimeable number, because it can be changed into a prime (52897601) 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, 124547 + ... + 124970.

It is an arithmetic number, because the mean of its divisors is an integer number (7859817).

Almost surely, 252897604 is an apocalyptic number.

It is an amenable number.

52897604 is a deficient number, since it is larger than the sum of its proper divisors (41420200).

52897604 is a wasteful number, since it uses less digits than its factorization.

52897604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249574 (or 249572 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 41.

The square root of 52897604 is about 7273.0739031031. The cubic root of 52897604 is about 375.3865146654.

The spelling of 52897604 in words is "fifty-two million, eight hundred ninety-seven thousand, six hundred four".

Divisors: 1 2 4 53 106 212 249517 499034 998068 13224401 26448802 52897604