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34585319790 = 2335718299111
BaseRepresentation
bin100000001101011100…
…100001100101101110
310022021022101021122000
4200031130201211232
51031312320213130
623515511233130
72333025240060
oct401534414556
9108238337560
1034585319790
111373856971a
1268526787a6
133352342488
141961403730
15d7646c260
hex80d72196e

34585319790 has 64 divisors (see below), whose sum is σ = 105402885120. Its totient is φ = 7905215520.

The previous prime is 34585319729. The next prime is 34585319807. The reversal of 34585319790 is 9791358543.

34585319790 is a `hidden beast` number, since 34 + 5 + 8 + 531 + 9 + 79 + 0 = 666.

It is a super-2 number, since 2×345853197902 (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9147666 + ... + 9151445.

It is an arithmetic number, because the mean of its divisors is an integer number (1646920080).

Almost surely, 234585319790 is an apocalyptic number.

34585319790 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

34585319790 is an abundant number, since it is smaller than the sum of its proper divisors (70817565330).

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

34585319790 is a wasteful number, since it uses less digits than its factorization.

34585319790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18299134 (or 18299128 counting only the distinct ones).

The product of its (nonzero) digits is 4082400, while the sum is 54.

The spelling of 34585319790 in words is "thirty-four billion, five hundred eighty-five million, three hundred nineteen thousand, seven hundred ninety".

Divisors: 1 2 3 5 6 7 9 10 14 15 18 21 27 30 35 42 45 54 63 70 90 105 126 135 189 210 270 315 378 630 945 1890 18299111 36598222 54897333 91495555 109794666 128093777 164691999 182991110 256187554 274486665 329383998 384281331 494075997 548973330 640468885 768562662 823459995 988151994 1152843993 1280937770 1646919990 1921406655 2305687986 2470379985 3458531979 3842813310 4940759970 5764219965 6917063958 11528439930 17292659895 34585319790