Search a number
-
+
12802000079 = 116411815629
BaseRepresentation
bin10111110110000111…
…10000010011001111
31020001012012222122002
423323003300103033
5202204303000304
65514155142515
7632150130251
oct137303602317
936035188562
1012802000079
11547a439160
122593444a3b
131290367b9b
14896347cd1
154edd9031e
hex2fb0f04cf

12802000079 has 8 divisors (see below), whose sum is σ = 13987613520. Its totient is φ = 11620019200.

The previous prime is 12802000073. The next prime is 12802000097. The reversal of 12802000079 is 97000020821.

It is a happy number.

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 12802000079 - 28 = 12801999823 is a prime.

It is a pancake number, because a pancake can be divided into 12802000079 parts by 160012 straight cuts.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12802000073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 900764 + ... + 914865.

It is an arithmetic number, because the mean of its divisors is an integer number (1748451690).

Almost surely, 212802000079 is an apocalyptic number.

12802000079 is a deficient number, since it is larger than the sum of its proper divisors (1185613441).

12802000079 is a wasteful number, since it uses less digits than its factorization.

12802000079 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1816281.

The product of its (nonzero) digits is 2016, while the sum is 29.

The spelling of 12802000079 in words is "twelve billion, eight hundred two million, seventy-nine", and thus it is an aban number.

Divisors: 1 11 641 7051 1815629 19971919 1163818189 12802000079