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20068214713 = 191718361469
BaseRepresentation
bin10010101100001010…
…001010011110111001
31220210120212221020121
4102230022022132321
5312044430332323
613115203253241
71310211003421
oct225412123671
956716787217
1020068214713
118568a90818
123a8097a221
131b7a86c981
14d853a1481
157c6c42a5d
hex4ac28a7b9

20068214713 has 8 divisors (see below), whose sum is σ = 21126009600. Its totient is φ = 19010577168.

The previous prime is 20068214701. The next prime is 20068214743. The reversal of 20068214713 is 31741286002.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-20068214713 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20068214743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 295743 + ... + 357211.

It is an arithmetic number, because the mean of its divisors is an integer number (2640751200).

Almost surely, 220068214713 is an apocalyptic number.

It is an amenable number.

20068214713 is a deficient number, since it is larger than the sum of its proper divisors (1057794887).

20068214713 is a wasteful number, since it uses less digits than its factorization.

20068214713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78671.

The product of its (nonzero) digits is 16128, while the sum is 34.

The spelling of 20068214713 in words is "twenty billion, sixty-eight million, two hundred fourteen thousand, seven hundred thirteen".

Divisors: 1 19 17183 61469 326477 1167911 1056221827 20068214713