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79482065239 = 317401625267
BaseRepresentation
bin100101000000110000…
…0000001000101010111
321121011020112021002001
41022001200001011113
52300234402041424
6100302532300131
75512432256503
oct1120140010527
9247136467061
1079482065239
1130787610025
12134a2471647
137658a40645
143bc0075303
152102cb1844
hex1281801157

79482065239 has 8 divisors (see below), whose sum is σ = 79931760048. Its totient is φ = 79033622400.

The previous prime is 79482065213. The next prime is 79482065261. The reversal of 79482065239 is 93256028497.

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 79482065239 - 25 = 79482065207 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 79482065239.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79482060239) 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, 185517 + ... + 439750.

It is an arithmetic number, because the mean of its divisors is an integer number (9991470006).

Almost surely, 279482065239 is an apocalyptic number.

79482065239 is a deficient number, since it is larger than the sum of its proper divisors (449694809).

79482065239 is a wasteful number, since it uses less digits than its factorization.

79482065239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 625985.

The product of its (nonzero) digits is 6531840, while the sum is 55.

The spelling of 79482065239 in words is "seventy-nine billion, four hundred eighty-two million, sixty-five thousand, two hundred thirty-nine".

Divisors: 1 317 401 127117 625267 198209639 250732067 79482065239