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85070484906 = 23117431734787
BaseRepresentation
bin100111100111010011…
…0001001010110101010
322010120201010101200020
41033032212021112222
52343211021004111
6103025243421310
76101061122301
oct1171646112652
9263521111606
1085070484906
1133095086480
12145a1b24836
138039771b44
144190347438
15232d6e9906
hex13ce9895aa

85070484906 has 32 divisors (see below), whose sum is σ = 185858247168. Its totient is φ = 25744224240.

The previous prime is 85070484869. The next prime is 85070484923. The reversal of 85070484906 is 60948407058.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 818356 + ... + 916431.

It is an arithmetic number, because the mean of its divisors is an integer number (5808070224).

Almost surely, 285070484906 is an apocalyptic number.

85070484906 is an abundant number, since it is smaller than the sum of its proper divisors (100787762262).

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

85070484906 is a wasteful number, since it uses less digits than its factorization.

85070484906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1735546.

The product of its (nonzero) digits is 1935360, while the sum is 51.

The spelling of 85070484906 in words is "eighty-five billion, seventy million, four hundred eighty-four thousand, nine hundred six".

Divisors: 1 2 3 6 11 22 33 66 743 1486 2229 4458 8173 16346 24519 49038 1734787 3469574 5204361 10408722 19082657 38165314 57247971 114495942 1288946741 2577893482 3866840223 7733680446 14178414151 28356828302 42535242453 85070484906