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52655657 is a prime number
BaseRepresentation
bin1100100011011…
…1011000101001
310200002011222112
43020313120221
5101434440112
65120332105
71206365015
oct310673051
9120064875
1052655657
11277a4a7a
1215774035
13aba80c2
146dc9545
154951a22
hex3237629

52655657 has 2 divisors, whose sum is σ = 52655658. Its totient is φ = 52655656.

The previous prime is 52655641. The next prime is 52655689. The reversal of 52655657 is 75655625.

52655657 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 52113961 + 541696 = 7219^2 + 736^2 .

It is a cyclic number.

It is not a de Polignac number, because 52655657 - 24 = 52655641 is a prime.

It is not a weakly prime, because it can be changed into another prime (52655857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26327828 + 26327829.

It is an arithmetic number, because the mean of its divisors is an integer number (26327829).

Almost surely, 252655657 is an apocalyptic number.

It is an amenable number.

52655657 is a deficient number, since it is larger than the sum of its proper divisors (1).

52655657 is an equidigital number, since it uses as much as digits as its factorization.

52655657 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 315000, while the sum is 41.

The square root of 52655657 is about 7256.4217766059. The cubic root of 52655657 is about 374.8133162651.

The spelling of 52655657 in words is "fifty-two million, six hundred fifty-five thousand, six hundred fifty-seven".