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70869893352 = 23317317178919
BaseRepresentation
bin100001000000000101…
…1001100000011101000
320202221001012121012220
41002000023030003220
52130120143041402
652320203434040
75056136103606
oct1020013140350
9222831177186
1070869893352
11280682308a5
121189a225920
1368b572c64b
143604376876
151c9bb91dbc
hex10802cc0e8

70869893352 has 128 divisors (see below), whose sum is σ = 196378214400. Its totient is φ = 21213158400.

The previous prime is 70869893333. The next prime is 70869893363. The reversal of 70869893352 is 25339896807.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 858549 + ... + 937467.

It is an arithmetic number, because the mean of its divisors is an integer number (1534204800).

Almost surely, 270869893352 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 70869893352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (98189107200).

70869893352 is an abundant number, since it is smaller than the sum of its proper divisors (125508321048).

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

70869893352 is a wasteful number, since it uses less digits than its factorization.

70869893352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79047 (or 79043 counting only the distinct ones).

The product of its (nonzero) digits is 19595520, while the sum is 60.

The spelling of 70869893352 in words is "seventy billion, eight hundred sixty-nine million, eight hundred ninety-three thousand, three hundred fifty-two".

Divisors: 1 2 3 4 6 8 12 17 24 31 34 51 62 68 71 93 102 124 136 142 186 204 213 248 284 372 408 426 527 568 744 852 1054 1207 1581 1704 2108 2201 2414 3162 3621 4216 4402 4828 6324 6603 7242 8804 9656 12648 13206 14484 17608 26412 28968 37417 52824 74834 78919 112251 149668 157838 224502 236757 299336 315676 449004 473514 631352 898008 947028 1341623 1894056 2446489 2683246 4024869 4892978 5366492 5603249 7339467 8049738 9785956 10732984 11206498 14678934 16099476 16809747 19571912 22412996 29357868 32198952 33619494 41590313 44825992 58715736 67238988 83180626 95255233 124770939 134477976 166361252 173700719 190510466 249541878 285765699 332722504 347401438 381020932 499083756 521102157 571531398 694802876 762041864 998167512 1042204314 1143062796 1389605752 2084408628 2286125592 2952912223 4168817256 5905824446 8858736669 11811648892 17717473338 23623297784 35434946676 70869893352