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12803114888 = 231984231019
BaseRepresentation
bin10111110110010000…
…00000011110001000
31020001021022121212022
423323020000132020
5202210044134023
65514235104012
7632162452364
oct137310003610
936037277768
1012803114888
11548002a793
1225938a2008
131290668435
148965582a4
154ee0107c8
hex2fb200788

12803114888 has 16 divisors (see below), whose sum is σ = 25269306000. Its totient is φ = 6064633296.

The previous prime is 12803114867. The next prime is 12803114897. The reversal of 12803114888 is 88841130821.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42115358 + ... + 42115661.

It is an arithmetic number, because the mean of its divisors is an integer number (1579331625).

Almost surely, 212803114888 is an apocalyptic number.

It is an amenable number.

12803114888 is a deficient number, since it is larger than the sum of its proper divisors (12466191112).

12803114888 is a wasteful number, since it uses less digits than its factorization.

12803114888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84231044 (or 84231040 counting only the distinct ones).

The product of its (nonzero) digits is 98304, while the sum is 44.

The spelling of 12803114888 in words is "twelve billion, eight hundred three million, one hundred fourteen thousand, eight hundred eighty-eight".

Divisors: 1 2 4 8 19 38 76 152 84231019 168462038 336924076 673848152 1600389361 3200778722 6401557444 12803114888