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79949584153 = 1493187928499
BaseRepresentation
bin100101001110101011…
…1011101011100011001
321122100211020200110101
41022131113131130121
52302214043143103
6100421153015401
75530140152425
oct1123527353431
9248324220411
1079949584153
11309a750199a
12135b2b54561
13770186235a
143c261b3b85
15212dd60a1d
hex129d5dd719

79949584153 has 8 divisors (see below), whose sum is σ = 80048520000. Its totient is φ = 79850712048.

The previous prime is 79949584069. The next prime is 79949584199. The reversal of 79949584153 is 35148594997.

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 79949584153 - 217 = 79949453081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (79949588153) 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, 2791098 + ... + 2819596.

It is an arithmetic number, because the mean of its divisors is an integer number (10006065000).

Almost surely, 279949584153 is an apocalyptic number.

It is an amenable number.

79949584153 is a deficient number, since it is larger than the sum of its proper divisors (98935847).

79949584153 is a wasteful number, since it uses less digits than its factorization.

79949584153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31871.

The product of its digits is 48988800, while the sum is 64.

The spelling of 79949584153 in words is "seventy-nine billion, nine hundred forty-nine million, five hundred eighty-four thousand, one hundred fifty-three".

Divisors: 1 1493 1879 28499 2805347 42549007 53549621 79949584153