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82160813030 = 2570914398053
BaseRepresentation
bin100110010000100101…
…0101000001111100110
321212001221001202020012
41030201022220033212
52321231132004110
6101424423210222
75636010250022
oct1144112501746
9255057052205
1082160813030
113193170097a
1213b0b5a6972
1379949c59ca
143d95b35382
15220d049905
hex13212a83e6

82160813030 has 32 divisors (see below), whose sum is σ = 148219372800. Its totient is φ = 32791093632.

The previous prime is 82160812991. The next prime is 82160813041. The reversal of 82160813030 is 3031806128.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10198484 + ... + 10206536.

It is an arithmetic number, because the mean of its divisors is an integer number (4631855400).

Almost surely, 282160813030 is an apocalyptic number.

82160813030 is a deficient number, since it is larger than the sum of its proper divisors (66058559770).

82160813030 is a wasteful number, since it uses less digits than its factorization.

82160813030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10208.

The product of its (nonzero) digits is 6912, while the sum is 32.

The spelling of 82160813030 in words is "eighty-two billion, one hundred sixty million, eight hundred thirteen thousand, thirty".

Divisors: 1 2 5 10 709 1418 1439 2878 3545 7090 7195 8053 14390 16106 40265 80530 1020251 2040502 5101255 5709577 10202510 11419154 11588267 23176534 28547885 57095770 57941335 115882670 8216081303 16432162606 41080406515 82160813030