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12701832988 = 2213312254179
BaseRepresentation
bin10111101010001011…
…01001011100011100
31012210012201222012211
423311011221130130
5202003132123423
65500220210204
7626522541025
oct136505513434
935705658184
1012701832988
115428943139
122565999964
131275696310
14886d11c4c
154e51a610d
hex2f516971c

12701832988 has 36 divisors (see below), whose sum is σ = 24735272520. Its totient is φ = 5673252960.

The previous prime is 12701832973. The next prime is 12701833037. The reversal of 12701832988 is 88923810721.

It is a super-2 number, since 2×127018329882 (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 in 11 ways as a sum of consecutive naturals, for example, 77118 + ... + 177061.

Almost surely, 212701832988 is an apocalyptic number.

It is an amenable number.

12701832988 is a deficient number, since it is larger than the sum of its proper divisors (12033439532).

12701832988 is a wasteful number, since it uses less digits than its factorization.

12701832988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254258 (or 254225 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 49.

The spelling of 12701832988 in words is "twelve billion, seven hundred one million, eight hundred thirty-two thousand, nine hundred eighty-eight".

Divisors: 1 2 4 13 26 31 52 62 124 403 806 961 1612 1922 3844 12493 24986 49972 254179 508358 1016716 3304327 6608654 7879549 13217308 15759098 31518196 102434137 204868274 244266019 409736548 488532038 977064076 3175458247 6350916494 12701832988