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70090102000 = 2453269130279
BaseRepresentation
bin100000101000110110…
…0100001010011110000
320200220200220002120201
41001101230201103300
52122021031231000
652110550044544
75030620015462
oct1012154412360
9220820802521
1070090102000
11277a8043036
1211701049754
1367c0003b49
14356c98c132
151c534ac96a
hex1051b214f0

70090102000 has 80 divisors (see below), whose sum is σ = 170109201600. Its totient is φ = 27931603200.

The previous prime is 70090101989. The next prime is 70090102051. The reversal of 70090102000 is 20109007.

It is a tau number, because it is divible by the number of its divisors (80).

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, 472861 + ... + 603139.

It is an arithmetic number, because the mean of its divisors is an integer number (2126365020).

Almost surely, 270090102000 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 70090102000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85054600800).

70090102000 is an abundant number, since it is smaller than the sum of its proper divisors (100019099600).

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

70090102000 is a wasteful number, since it uses less digits than its factorization.

70090102000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130571 (or 130555 counting only the distinct ones).

The product of its (nonzero) digits is 126, while the sum is 19.

The spelling of 70090102000 in words is "seventy billion, ninety million, one hundred two thousand".

Divisors: 1 2 4 5 8 10 16 20 25 40 50 80 100 125 200 250 269 400 500 538 1000 1076 1345 2000 2152 2690 4304 5380 6725 10760 13450 21520 26900 33625 53800 67250 107600 130279 134500 260558 269000 521116 538000 651395 1042232 1302790 2084464 2605580 3256975 5211160 6513950 10422320 13027900 16284875 26055800 32569750 35045051 52111600 65139500 70090102 130279000 140180204 175225255 260558000 280360408 350450510 560720816 700901020 876126275 1401802040 1752252550 2803604080 3504505100 4380631375 7009010200 8761262750 14018020400 17522525500 35045051000 70090102000