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34086760021 = 1091811727749
BaseRepresentation
bin11111101111101110…
…101010111001010101
310020222120020211012101
4133233232222321111
51024302202310041
623354221322101
72314462452046
oct375756527125
9106876224171
1034086760021
11135020a6356
126733706331
1332a2c72ab2
1419151048cd
15d477dab31
hex7efbaae55

34086760021 has 8 divisors (see below), whose sum is σ = 34589555000. Its totient is φ = 33587421120.

The previous prime is 34086759991. The next prime is 34086760067. The reversal of 34086760021 is 12006768043.

It can be written as a sum of positive squares in 4 ways, for example, as 298805796 + 33787954225 = 17286^2 + 183815^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 34086760021 - 27 = 34086759893 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34086760621) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 844146 + ... + 883603.

It is an arithmetic number, because the mean of its divisors is an integer number (4323694375).

Almost surely, 234086760021 is an apocalyptic number.

It is an amenable number.

34086760021 is a deficient number, since it is larger than the sum of its proper divisors (502794979).

34086760021 is a wasteful number, since it uses less digits than its factorization.

34086760021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1728039.

The product of its (nonzero) digits is 48384, while the sum is 37.

The spelling of 34086760021 in words is "thirty-four billion, eighty-six million, seven hundred sixty thousand, twenty-one".

Divisors: 1 109 181 19729 1727749 188324641 312722569 34086760021