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12703089788 = 223175772447
BaseRepresentation
bin10111101010010100…
…11100010001111100
31012210022002211012222
423311022130101330
5202003442333123
65500303144512
7626536324124
oct136512342174
935708084188
1012703089788
115429621414
1225662a5138
131275a1639c
1488715bc84
154e53536c8
hex2f529c47c

12703089788 has 6 divisors (see below), whose sum is σ = 22230407136. Its totient is φ = 6351544892.

The previous prime is 12703089761. The next prime is 12703089797. The reversal of 12703089788 is 88798030721.

It is a super-2 number, since 2×127030897882 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1587886220 + ... + 1587886227.

It is an arithmetic number, because the mean of its divisors is an integer number (3705067856).

Almost surely, 212703089788 is an apocalyptic number.

It is an amenable number.

12703089788 is a deficient number, since it is larger than the sum of its proper divisors (9527317348).

12703089788 is a wasteful number, since it uses less digits than its factorization.

12703089788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3175772451 (or 3175772449 counting only the distinct ones).

The product of its (nonzero) digits is 1354752, while the sum is 53.

The spelling of 12703089788 in words is "twelve billion, seven hundred three million, eighty-nine thousand, seven hundred eighty-eight".

Divisors: 1 2 4 3175772447 6351544894 12703089788