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79868052060 = 22359713723033
BaseRepresentation
bin100101001100010000…
…0011100001001011100
321122011010211102110020
41022120200130021130
52302032210131220
6100405121312140
75525130145506
oct1123040341134
9248133742406
1079868052060
11309654846a5
121358b795650
1376ba9b6804
143c1942cd76
152126b08040
hex129881c25c

79868052060 has 48 divisors (see below), whose sum is σ = 225936031776. Its totient is φ = 21078577152.

The previous prime is 79868052013. The next prime is 79868052071. The reversal of 79868052060 is 6025086897.

It is a junction number, because it is equal to n+sod(n) for n = 79868051994 and 79868052012.

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, 6855697 + ... + 6867336.

It is an arithmetic number, because the mean of its divisors is an integer number (4707000662).

Almost surely, 279868052060 is an apocalyptic number.

It is an amenable number.

79868052060 is an abundant number, since it is smaller than the sum of its proper divisors (146067979716).

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

79868052060 is a wasteful number, since it uses less digits than its factorization.

79868052060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13723142 (or 13723140 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 51.

The spelling of 79868052060 in words is "seventy-nine billion, eight hundred sixty-eight million, fifty-two thousand, sixty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 97 194 291 388 485 582 970 1164 1455 1940 2910 5820 13723033 27446066 41169099 54892132 68615165 82338198 137230330 164676396 205845495 274460660 411690990 823381980 1331134201 2662268402 3993402603 5324536804 6655671005 7986805206 13311342010 15973610412 19967013015 26622684020 39934026030 79868052060