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80704153068 = 22373111782493
BaseRepresentation
bin100101100101001010…
…1111010010111101100
321201022102002202102020
41023022111322113230
52310240230344233
6101024110030140
75554631661000
oct1131225722754
9251272082366
1080704153068
1131254432770
12137837a8350
1377c1c99636
143c984b4700
1521752119b3
hex12ca57a5ec

80704153068 has 96 divisors (see below), whose sum is σ = 239567193600. Its totient is φ = 20962105920.

The previous prime is 80704153043. The next prime is 80704153147. The reversal of 80704153068 is 86035140708.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 845971 + ... + 936522.

It is an arithmetic number, because the mean of its divisors is an integer number (2495491600).

Almost surely, 280704153068 is an apocalyptic number.

It is an amenable number.

80704153068 is an abundant number, since it is smaller than the sum of its proper divisors (158863040532).

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

80704153068 is a wasteful number, since it uses less digits than its factorization.

80704153068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1782532 (or 1782516 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 42.

The spelling of 80704153068 in words is "eighty billion, seven hundred four million, one hundred fifty-three thousand, sixty-eight".

Divisors: 1 2 3 4 6 7 11 12 14 21 22 28 33 42 44 49 66 77 84 98 132 147 154 196 231 294 308 343 462 539 588 686 924 1029 1078 1372 1617 2058 2156 3234 3773 4116 6468 7546 11319 15092 22638 45276 1782493 3564986 5347479 7129972 10694958 12477451 19607423 21389916 24954902 37432353 39214846 49909804 58822269 74864706 78429692 87342157 117644538 137251961 149729412 174684314 235289076 262026471 274503922 349368628 411755883 524052942 549007844 611395099 823511766 960763727 1048105884 1222790198 1647023532 1834185297 1921527454 2445580396 2882291181 3668370594 3843054908 5764582362 6725346089 7336741188 11529164724 13450692178 20176038267 26901384356 40352076534 80704153068