Search a number
-
+
80848304393 = 617592322123
BaseRepresentation
bin100101101001011101…
…1110011100100001001
321201200110100101212012
41023102323303210021
52311034131220033
6101050255425305
75561332151153
oct1132273634411
9251613311765
1080848304393
113131883a79a
1213803b25235
137815acb38c
143cad6b9ad3
152182bd8248
hex12d2ef3909

80848304393 has 8 divisors (see below), whose sum is σ = 80996671968. Its totient is φ = 80699994144.

The previous prime is 80848304357. The next prime is 80848304413. The reversal of 80848304393 is 39340384808.

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-80848304393 is a prime.

It is a super-3 number, since 3×808483043933 (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (80848304293) 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, 3643430 + ... + 3665552.

It is an arithmetic number, because the mean of its divisors is an integer number (10124583996).

Almost surely, 280848304393 is an apocalyptic number.

It is an amenable number.

80848304393 is a deficient number, since it is larger than the sum of its proper divisors (148367575).

80848304393 is a wasteful number, since it uses less digits than its factorization.

80848304393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28663.

The product of its (nonzero) digits is 1990656, while the sum is 50.

The spelling of 80848304393 in words is "eighty billion, eight hundred forty-eight million, three hundred four thousand, three hundred ninety-three".

Divisors: 1 617 5923 22123 3654491 13649891 131034529 80848304393