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20264708 = 2247107791
BaseRepresentation
bin100110101001…
…1011100000100
31102010112221202
41031103130010
520141432313
62002202032
7334150532
oct115233404
942115852
1020264708
11104911a2
126953318
134276a69
142997152
151ba4558
hex1353704

20264708 has 12 divisors (see below), whose sum is σ = 36218112. Its totient is φ = 9916680.

The previous prime is 20264693. The next prime is 20264711. The reversal of 20264708 is 80746202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53708 + ... + 54083.

It is an arithmetic number, because the mean of its divisors is an integer number (3018176).

Almost surely, 220264708 is an apocalyptic number.

It is an amenable number.

20264708 is a deficient number, since it is larger than the sum of its proper divisors (15953404).

20264708 is a wasteful number, since it uses less digits than its factorization.

20264708 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107842 (or 107840 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 29.

The square root of 20264708 is about 4501.6339255875. The cubic root of 20264708 is about 272.6340635957.

The spelling of 20264708 in words is "twenty million, two hundred sixty-four thousand, seven hundred eight".

Divisors: 1 2 4 47 94 188 107791 215582 431164 5066177 10132354 20264708