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86116882940 = 22511391440377
BaseRepresentation
bin101000000110011110…
…1110101100111111100
322020021122002220220222
41100030331311213330
52402331410223230
6103321143400512
76136025266364
oct1201475654774
9266248086828
1086116882940
113358180a840
1214834453138
1381754a5a8a
14424d2d19a4
1523904e36e5
hex140cf759fc

86116882940 has 24 divisors (see below), whose sum is σ = 197285950512. Its totient is φ = 31315230080.

The previous prime is 86116882927. The next prime is 86116882961. The reversal of 86116882940 is 4928861168.

It is a happy number.

It is a super-2 number, since 2×861168829402 (a number of 23 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 7 ways as a sum of consecutive naturals, for example, 195719969 + ... + 195720408.

It is an arithmetic number, because the mean of its divisors is an integer number (8220247938).

Almost surely, 286116882940 is an apocalyptic number.

It is an amenable number.

86116882940 is an abundant number, since it is smaller than the sum of its proper divisors (111169067572).

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

86116882940 is a wasteful number, since it uses less digits than its factorization.

86116882940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 391440397 (or 391440395 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 53.

The spelling of 86116882940 in words is "eighty-six billion, one hundred sixteen million, eight hundred eighty-two thousand, nine hundred forty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 391440377 782880754 1565761508 1957201885 3914403770 4305844147 7828807540 8611688294 17223376588 21529220735 43058441470 86116882940