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79349608379 = 2322431538111
BaseRepresentation
bin100100111100110011…
…0101110111110111011
321120211000021202102102
41021321212232332323
52300001444432004
6100241441254015
75506233354056
oct1117146567673
9246730252372
1079349608379
1130719870248
121346603430b
1376374747c2
143baa635a9d
1520e634a11e
hex12799aefbb

79349608379 has 8 divisors (see below), whose sum is σ = 82836559872. Its totient is φ = 75865737640.

The previous prime is 79349608321. The next prime is 79349608399. The reversal of 79349608379 is 97380694397.

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 79349608379 - 236 = 10630131643 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (79349608399) 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, 717467 + ... + 820644.

It is an arithmetic number, because the mean of its divisors is an integer number (10354569984).

Almost surely, 279349608379 is an apocalyptic number.

79349608379 is a deficient number, since it is larger than the sum of its proper divisors (3486951493).

79349608379 is a wasteful number, since it uses less digits than its factorization.

79349608379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1540377.

The product of its (nonzero) digits is 61725888, while the sum is 65.

The spelling of 79349608379 in words is "seventy-nine billion, three hundred forty-nine million, six hundred eight thousand, three hundred seventy-nine".

Divisors: 1 23 2243 51589 1538111 35376553 3449982973 79349608379