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34185575140 = 2251709278757
BaseRepresentation
bin11111110101100111…
…100111101011100100
310021020110012011001121
4133311213213223210
51030003001401030
623412111303324
72320102410553
oct376547475344
9107213164047
1034185575140
1113552958642
12676081ab44
1332ba590192
1419242a7d9a
15d5130947a
hex7f59e7ae4

34185575140 has 12 divisors (see below), whose sum is σ = 71789707836. Its totient is φ = 13674230048.

The previous prime is 34185575129. The next prime is 34185575167. The reversal of 34185575140 is 4157558143.

It can be written as a sum of positive squares in 2 ways, for example, as 5042988196 + 29142586944 = 71014^2 + 170712^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 854639359 + ... + 854639398.

It is an arithmetic number, because the mean of its divisors is an integer number (5982475653).

Almost surely, 234185575140 is an apocalyptic number.

It is an amenable number.

34185575140 is an abundant number, since it is smaller than the sum of its proper divisors (37604132696).

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

34185575140 is a wasteful number, since it uses less digits than its factorization.

34185575140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1709278766 (or 1709278764 counting only the distinct ones).

The product of its (nonzero) digits is 336000, while the sum is 43.

The spelling of 34185575140 in words is "thirty-four billion, one hundred eighty-five million, five hundred seventy-five thousand, one hundred forty".

Divisors: 1 2 4 5 10 20 1709278757 3418557514 6837115028 8546393785 17092787570 34185575140