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2085085194 = 2319233112557
BaseRepresentation
bin111110001000111…
…1110000000001010
312101022110022011120
41330101332000022
513232240211234
6542522340110
7102445634403
oct17421760012
95338408146
102085085194
1197aa81405
124a235a636
13272c9822a
1415acc69aa
15c30bd049
hex7c47e00a

2085085194 has 64 divisors (see below), whose sum is σ = 4597032960. Its totient is φ = 627549120.

The previous prime is 2085085133. The next prime is 2085085199. The reversal of 2085085194 is 4915805802.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2085085199) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 814164 + ... + 816720.

It is an arithmetic number, because the mean of its divisors is an integer number (71828640).

Almost surely, 22085085194 is an apocalyptic number.

2085085194 is an abundant number, since it is smaller than the sum of its proper divisors (2511947766).

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

2085085194 is a wasteful number, since it uses less digits than its factorization.

2085085194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2915.

The product of its (nonzero) digits is 115200, while the sum is 42.

The square root of 2085085194 is about 45662.7330982279. The cubic root of 2085085194 is about 1277.5402783195.

The spelling of 2085085194 in words is "two billion, eighty-five million, eighty-five thousand, one hundred ninety-four".

Divisors: 1 2 3 6 19 23 38 46 57 69 114 138 311 437 622 874 933 1311 1866 2557 2622 5114 5909 7153 7671 11818 14306 15342 17727 21459 35454 42918 48583 58811 97166 117622 135907 145749 176433 271814 291498 352866 407721 795227 815442 1117409 1590454 2234818 2385681 3352227 4771362 6704454 15109313 18290221 30218626 36580442 45327939 54870663 90655878 109741326 347514199 695028398 1042542597 2085085194