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10681587675 = 32521119227147
BaseRepresentation
bin10011111001010110…
…00001011111011011
31000120102021212122100
421330223001133123
5133333441301200
64523531254443
7525461666013
oct117453013733
930512255570
1010681587675
114591528a10
1220a12aa423
131012c80ca5
147348a6c43
15427b44d00
hex27cac17db

10681587675 has 72 divisors (see below), whose sum is σ = 21969754560. Its totient is φ = 4906353600.

The previous prime is 10681587673. The next prime is 10681587677. The reversal of 10681587675 is 57678518601.

It is an interprime number because it is at equal distance from previous prime (10681587673) and next prime (10681587677).

It is not a de Polignac number, because 10681587675 - 21 = 10681587673 is a prime.

It is a super-2 number, since 2×106815876752 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10681587673) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 66549 + ... + 160598.

It is an arithmetic number, because the mean of its divisors is an integer number (305135480).

Almost surely, 210681587675 is an apocalyptic number.

10681587675 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

10681587675 is an abundant number, since it is smaller than the sum of its proper divisors (11288166885).

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

10681587675 is a wasteful number, since it uses less digits than its factorization.

10681587675 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227193 (or 227185 counting only the distinct ones).

The product of its (nonzero) digits is 2822400, while the sum is 54.

The spelling of 10681587675 in words is "ten billion, six hundred eighty-one million, five hundred eighty-seven thousand, six hundred seventy-five".

Divisors: 1 3 5 9 11 15 19 25 33 45 55 57 75 95 99 165 171 209 225 275 285 475 495 627 825 855 1045 1425 1881 2475 3135 4275 5225 9405 15675 47025 227147 681441 1135735 2044323 2498617 3407205 4315793 5678675 7495851 10221615 12493085 12947379 17036025 21578965 22487553 37479255 38842137 47473723 51108075 62465425 64736895 107894825 112437765 142421169 187396275 194210685 237368615 323684475 427263507 562188825 712105845 971053425 1186843075 2136317535 3560529225 10681587675