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2980305080 = 23574507627
BaseRepresentation
bin1011000110100011…
…1101100010111000
321200200222011222122
42301220331202320
522100424230310
61211422140412
7133566114044
oct26150754270
97620864878
102980305080
11129a339355
126b2121708
133865a9c3c
14203b5b024
151269a3555
hexb1a3d8b8

2980305080 has 16 divisors (see below), whose sum is σ = 6705686520. Its totient is φ = 1192122016.

The previous prime is 2980305079. The next prime is 2980305113. The reversal of 2980305080 is 805030892.

2980305080 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 2980305080.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37253774 + ... + 37253853.

Almost surely, 22980305080 is an apocalyptic number.

2980305080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2980305080 is an abundant number, since it is smaller than the sum of its proper divisors (3725381440).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2980305080 is a wasteful number, since it uses less digits than its factorization.

2980305080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74507638 (or 74507634 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 35.

The square root of 2980305080 is about 54592.1705009061. The cubic root of 2980305080 is about 1439.0865284245.

The spelling of 2980305080 in words is "two billion, nine hundred eighty million, three hundred five thousand, eighty".

Divisors: 1 2 4 5 8 10 20 40 74507627 149015254 298030508 372538135 596061016 745076270 1490152540 2980305080