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52908666 = 239419371
BaseRepresentation
bin1100100111010…
…1001001111010
310200120001001020
43021311021322
5102021034131
65130003310
71211500446
oct311651172
9120501036
1052908666
1127958078
1215876536
13ac66305
147053826
1549a1996
hex327527a

52908666 has 16 divisors (see below), whose sum is σ = 105941088. Its totient is φ = 17615600.

The previous prime is 52908629. The next prime is 52908677. The reversal of 52908666 is 66680925.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 961 + ... + 10331.

It is an arithmetic number, because the mean of its divisors is an integer number (6621318).

Almost surely, 252908666 is an apocalyptic number.

52908666 is an abundant number, since it is smaller than the sum of its proper divisors (53032422).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52908666 is a wasteful number, since it uses less digits than its factorization.

52908666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10317.

The product of its (nonzero) digits is 155520, while the sum is 42.

The square root of 52908666 is about 7273.8343396038. The cubic root of 52908666 is about 375.4126799097.

The spelling of 52908666 in words is "fifty-two million, nine hundred eight thousand, six hundred sixty-six".

Divisors: 1 2 3 6 941 1882 2823 5646 9371 18742 28113 56226 8818111 17636222 26454333 52908666