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66052927 = 417920393
BaseRepresentation
bin1111101111111…
…0001100111111
311121021211120201
43323332030333
5113402143202
610315424331
71431304063
oct373761477
9147254521
1066052927
11343155a6
121a1550a7
13108b9095
148ab5aa3
155beb387
hex3efe33f

66052927 has 8 divisors (see below), whose sum is σ = 68523840. Its totient is φ = 63623040.

The previous prime is 66052913. The next prime is 66052963. The reversal of 66052927 is 72925066.

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 66052927 - 27 = 66052799 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 (66052997) 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, 6958 + ... + 13435.

It is an arithmetic number, because the mean of its divisors is an integer number (8565480).

Almost surely, 266052927 is an apocalyptic number.

66052927 is a deficient number, since it is larger than the sum of its proper divisors (2470913).

66052927 is a wasteful number, since it uses less digits than its factorization.

66052927 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20513.

The product of its (nonzero) digits is 45360, while the sum is 37.

The square root of 66052927 is about 8127.2951835159. The cubic root of 66052927 is about 404.2319988104.

The spelling of 66052927 in words is "sixty-six million, fifty-two thousand, nine hundred twenty-seven".

Divisors: 1 41 79 3239 20393 836113 1611047 66052927