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2928879039143 = 79318111654957
BaseRepresentation
bin101010100111101110110…
…010110111001010100111
3101100222221121122010100202
4222213232302313022213
5340441321013223033
610121301454301115
7421414232031011
oct52475662671247
911328847563322
102928879039143
11a2a148953182
123b37777b779b
131832660a6005
14a1a894871b1
15512c0a0b8e8
hex2a9eecb72a7

2928879039143 has 8 divisors (see below), whose sum is σ = 2966886108480. Its totient is φ = 2890895286240.

The previous prime is 2928879039109. The next prime is 2928879039169. The reversal of 2928879039143 is 3419309788292.

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 2928879039143 - 228 = 2928610603687 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2928879039143.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2928879035143) 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, 5576180 + ... + 6078777.

It is an arithmetic number, because the mean of its divisors is an integer number (370860763560).

Almost surely, 22928879039143 is an apocalyptic number.

2928879039143 is a deficient number, since it is larger than the sum of its proper divisors (38007069337).

2928879039143 is a wasteful number, since it uses less digits than its factorization.

2928879039143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11658217.

The product of its (nonzero) digits is 47029248, while the sum is 65.

The spelling of 2928879039143 in words is "two trillion, nine hundred twenty-eight billion, eight hundred seventy-nine million, thirty-nine thousand, one hundred forty-three".

Divisors: 1 79 3181 251299 11654957 920741603 37074418217 2928879039143