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2993137080 = 233524942809
BaseRepresentation
bin1011001001100111…
…1010010110111000
321201121010010011220
42302121322112320
522112220341310
61213001152040
7134113150113
oct26231722670
97647103156
102993137080
1112a660320a
126b648b620
1338915083b
1420573b57a
15127b8a670
hexb267a5b8

2993137080 has 32 divisors (see below), whose sum is σ = 8979411600. Its totient is φ = 798169856.

The previous prime is 2993137027. The next prime is 2993137087. The reversal of 2993137080 is 807313992.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2993137087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12471285 + ... + 12471524.

Almost surely, 22993137080 is an apocalyptic number.

2993137080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2993137080 is an abundant number, since it is smaller than the sum of its proper divisors (5986274520).

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

2993137080 is a wasteful number, since it uses less digits than its factorization.

2993137080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24942823 (or 24942819 counting only the distinct ones).

The product of its (nonzero) digits is 81648, while the sum is 42.

The square root of 2993137080 is about 54709.5702779687. The cubic root of 2993137080 is about 1441.1489480021.

The spelling of 2993137080 in words is "two billion, nine hundred ninety-three million, one hundred thirty-seven thousand, eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 24942809 49885618 74828427 99771236 124714045 149656854 199542472 249428090 299313708 374142135 498856180 598627416 748284270 997712360 1496568540 2993137080