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4868080661 = 61307925919
BaseRepresentation
bin1001000100010100…
…10000010000010101
3110120021011010020202
410202022100100111
534432212040121
62123015510245
7231431000663
oct44212202025
913507133222
104868080661
1120789a5064
12b3a388385
135c7720602
14342761c33
151d759940b
hex122290415

4868080661 has 8 divisors (see below), whose sum is σ = 4949683200. Its totient is φ = 4786536240.

The previous prime is 4868080627. The next prime is 4868080669. The reversal of 4868080661 is 1660808684.

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 4868080661 - 26 = 4868080597 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4868080669) 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, 174860 + ... + 200778.

It is an arithmetic number, because the mean of its divisors is an integer number (618710400).

Almost surely, 24868080661 is an apocalyptic number.

It is an amenable number.

4868080661 is a deficient number, since it is larger than the sum of its proper divisors (81602539).

4868080661 is a wasteful number, since it uses less digits than its factorization.

4868080661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29059.

The product of its (nonzero) digits is 442368, while the sum is 47.

The square root of 4868080661 is about 69771.6322082263. The cubic root of 4868080661 is about 1694.8031214379.

The spelling of 4868080661 in words is "four billion, eight hundred sixty-eight million, eighty thousand, six hundred sixty-one".

Divisors: 1 61 3079 25919 187819 1581059 79804601 4868080661