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79993000151 = 1792447182627
BaseRepresentation
bin100101001111111110…
…1000101000011010111
321122110211221110000022
41022133331011003113
52302311202001101
6100425343335355
75531205165611
oct1123775050327
9248424843008
1079993000151
1130a19a65a89
12136055b155b
13770a8539ac
143c2bc75db1
152132a89a1b
hex129ff450d7

79993000151 has 8 divisors (see below), whose sum is σ = 80473201920. Its totient is φ = 79513168888.

The previous prime is 79993000141. The next prime is 79993000163. The reversal of 79993000151 is 15100039997.

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 79993000151 - 222 = 79988805847 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 (79993000111) 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, 346700 + ... + 529326.

It is an arithmetic number, because the mean of its divisors is an integer number (10059150240).

Almost surely, 279993000151 is an apocalyptic number.

79993000151 is a deficient number, since it is larger than the sum of its proper divisors (480201769).

79993000151 is a wasteful number, since it uses less digits than its factorization.

79993000151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185253.

The product of its (nonzero) digits is 76545, while the sum is 44.

The spelling of 79993000151 in words is "seventy-nine billion, nine hundred ninety-three million, one hundred fifty-one", and thus it is an aban number.

Divisors: 1 179 2447 182627 438013 32690233 446888269 79993000151