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2990788703 = 7617004189
BaseRepresentation
bin1011001001000011…
…1101000001011111
321201102200210210222
42302100331001133
522111120214303
61212434551555
7134054166410
oct26220750137
97642623728
102990788703
1112a5249901
126b57385bb
1338880a976
142052c9807
15127874938
hexb243d05f

2990788703 has 8 divisors (see below), whose sum is σ = 3474078240. Its totient is φ = 2521507680.

The previous prime is 2990788639. The next prime is 2990788721. The reversal of 2990788703 is 3078870992.

2990788703 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2990788703 - 26 = 2990788639 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 (2990788753) 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, 3501668 + ... + 3502521.

It is an arithmetic number, because the mean of its divisors is an integer number (434259780).

Almost surely, 22990788703 is an apocalyptic number.

2990788703 is a deficient number, since it is larger than the sum of its proper divisors (483289537).

2990788703 is an equidigital number, since it uses as much as digits as its factorization.

2990788703 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7004257.

The product of its (nonzero) digits is 1524096, while the sum is 53.

The square root of 2990788703 is about 54688.1038526662. The cubic root of 2990788703 is about 1440.7719470554.

The spelling of 2990788703 in words is "two billion, nine hundred ninety million, seven hundred eighty-eight thousand, seven hundred three".

Divisors: 1 7 61 427 7004189 49029323 427255529 2990788703