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20294192 = 241774611
BaseRepresentation
bin100110101101…
…0101000110000
31102012001101202
41031122220300
520143403232
62002550332
7334332512
oct115325060
942161352
1020294192
1110501366
1269683a8
1342872c9
1429a3bb2
151bad162
hex135aa30

20294192 has 20 divisors (see below), whose sum is σ = 41633496. Its totient is φ = 9550080.

The previous prime is 20294189. The next prime is 20294201. The reversal of 20294192 is 29149202.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

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, 37034 + ... + 37577.

Almost surely, 220294192 is an apocalyptic number.

It is an amenable number.

20294192 is an abundant number, since it is smaller than the sum of its proper divisors (21339304).

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

20294192 is a wasteful number, since it uses less digits than its factorization.

20294192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74636 (or 74630 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 20294192 is about 4504.9075462211. The cubic root of 20294192 is about 272.7662218851.

The spelling of 20294192 in words is "twenty million, two hundred ninety-four thousand, one hundred ninety-two".

Divisors: 1 2 4 8 16 17 34 68 136 272 74611 149222 298444 596888 1193776 1268387 2536774 5073548 10147096 20294192