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70899801168 = 24371391518067
BaseRepresentation
bin100001000000111110…
…1010001110001010000
320210000010111002000210
41002001331101301100
52130200322114133
652323152444120
75056651236450
oct1020175216120
9223003432023
1070899801168
11280830a8aa9
12118a8249640
1368bb9a1691
14360831dd60
151c9e5ed763
hex1081f51c50

70899801168 has 80 divisors (see below), whose sum is σ = 210829283840. Its totient is φ = 20111338368.

The previous prime is 70899801151. The next prime is 70899801221. The reversal of 70899801168 is 86110899807.

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, 712330 + ... + 805737.

It is an arithmetic number, because the mean of its divisors is an integer number (2635366048).

Almost surely, 270899801168 is an apocalyptic number.

It is an amenable number.

70899801168 is an abundant number, since it is smaller than the sum of its proper divisors (139929482672).

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

70899801168 is a wasteful number, since it uses less digits than its factorization.

70899801168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1518224 (or 1518218 counting only the distinct ones).

The product of its (nonzero) digits is 1741824, while the sum is 57.

The spelling of 70899801168 in words is "seventy billion, eight hundred ninety-nine million, eight hundred one thousand, one hundred sixty-eight".

Divisors: 1 2 3 4 6 7 8 12 14 16 21 24 28 42 48 56 84 112 139 168 278 336 417 556 834 973 1112 1668 1946 2224 2919 3336 3892 5838 6672 7784 11676 15568 23352 46704 1518067 3036134 4554201 6072268 9108402 10626469 12144536 18216804 21252938 24289072 31879407 36433608 42505876 63758814 72867216 85011752 127517628 170023504 211011313 255035256 422022626 510070512 633033939 844045252 1266067878 1477079191 1688090504 2532135756 2954158382 3376181008 4431237573 5064271512 5908316764 8862475146 10128543024 11816633528 17724950292 23633267056 35449900584 70899801168