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72067116104 = 23791913591663
BaseRepresentation
bin100001100011110001…
…0001110110001001000
320220000110222211002022
41003013202032301020
52140043140203404
653035052224012
75130614244134
oct1030742166110
9226013884068
1072067116104
112862200aa95
1211b7316b008
136a46790989
1436b93823c4
151d1bd2e8be
hex10c788ec48

72067116104 has 64 divisors (see below), whose sum is σ = 138018816000. Its totient is φ = 35271362880.

The previous prime is 72067116083. The next prime is 72067116131. The reversal of 72067116104 is 40161176027.

It is a happy number.

It is a super-2 number, since 2×720671161042 (a number of 23 digits) contains 22 as substring.

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, 43334777 + ... + 43336439.

It is an arithmetic number, because the mean of its divisors is an integer number (2156544000).

Almost surely, 272067116104 is an apocalyptic number.

It is an amenable number.

72067116104 is a deficient number, since it is larger than the sum of its proper divisors (65951699896).

72067116104 is a wasteful number, since it uses less digits than its factorization.

72067116104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2298 (or 2294 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 35.

The spelling of 72067116104 in words is "seventy-two billion, sixty-seven million, one hundred sixteen thousand, one hundred four".

Divisors: 1 2 4 8 79 158 191 316 359 382 632 718 764 1436 1528 1663 2872 3326 6652 13304 15089 28361 30178 56722 60356 68569 113444 120712 131377 137138 226888 262754 274276 317633 525508 548552 597017 635266 1051016 1194034 1270532 2388068 2541064 4776136 5416951 10833902 21667804 25093007 43335608 47164343 50186014 94328686 100372028 114030247 188657372 200744056 228060494 377314744 456120988 912241976 9008389513 18016779026 36033558052 72067116104