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3079368649 = 71034270969
BaseRepresentation
bin1011011110001011…
…0110111111001001
321221121101010122201
42313202312333021
522301304244044
61225321320201
7136211126110
oct26742667711
97847333581
103079368649
111340250275
1271b336061
133a0c83436
14212d86c77
151305207d4
hexb78b6fc9

3079368649 has 8 divisors (see below), whose sum is σ = 3553447040. Its totient is φ = 2613832416.

The previous prime is 3079368647. The next prime is 3079368667. The reversal of 3079368649 is 9468639703.

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 3079368649 - 21 = 3079368647 is a prime.

It is a super-2 number, since 2×30793686492 = 18965022552888170402, which contains 22 as substring.

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 3079368649.

It is not an unprimeable number, because it can be changed into a prime (3079368647) 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, 2134764 + ... + 2136205.

It is an arithmetic number, because the mean of its divisors is an integer number (444180880).

Almost surely, 23079368649 is an apocalyptic number.

It is an amenable number.

3079368649 is a deficient number, since it is larger than the sum of its proper divisors (474078391).

3079368649 is a wasteful number, since it uses less digits than its factorization.

3079368649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4271079.

The product of its (nonzero) digits is 5878656, while the sum is 55.

The square root of 3079368649 is about 55492.0593328451. The cubic root of 3079368649 is about 1454.8578486003.

The spelling of 3079368649 in words is "three billion, seventy-nine million, three hundred sixty-eight thousand, six hundred forty-nine".

Divisors: 1 7 103 721 4270969 29896783 439909807 3079368649