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18796768 = 255311083
BaseRepresentation
bin100011110110…
…1000011100000
31022100222022121
41013231003200
514302444033
61510514024
7315525034
oct107550340
938328277
1018796768
11a679321
126365914
133b81863
1426d41c4
1519b462d
hex11ed0e0

18796768 has 24 divisors (see below), whose sum is σ = 37707768. Its totient is φ = 9220224.

The previous prime is 18796763. The next prime is 18796769. The reversal of 18796768 is 86769781.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18796763) by changing a digit.

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, 3846 + ... + 7237.

It is an arithmetic number, because the mean of its divisors is an integer number (1571157).

Almost surely, 218796768 is an apocalyptic number.

It is an amenable number.

18796768 is an abundant number, since it is smaller than the sum of its proper divisors (18911000).

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

18796768 is a wasteful number, since it uses less digits than its factorization.

18796768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11146 (or 11138 counting only the distinct ones).

The product of its digits is 1016064, while the sum is 52.

The square root of 18796768 is about 4335.5239591081. The cubic root of 18796768 is about 265.8853407504.

The spelling of 18796768 in words is "eighteen million, seven hundred ninety-six thousand, seven hundred sixty-eight".

Divisors: 1 2 4 8 16 32 53 106 212 424 848 1696 11083 22166 44332 88664 177328 354656 587399 1174798 2349596 4699192 9398384 18796768