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2993741720 = 23574843543
BaseRepresentation
bin1011001001110000…
…1101111110011000
321201122020211120222
42302130031332120
522112344213340
61213022135212
7134121245654
oct26234157630
97648224528
102993741720
1112a6986512
126b6721508
13389302b08
14205857a64
15127c598b5
hexb270df98

2993741720 has 16 divisors (see below), whose sum is σ = 6735918960. Its totient is φ = 1197496672.

The previous prime is 2993741693. The next prime is 2993741843. The reversal of 2993741720 is 271473992.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 37421732 + ... + 37421811.

It is an arithmetic number, because the mean of its divisors is an integer number (420994935).

Almost surely, 22993741720 is an apocalyptic number.

2993741720 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2993741720 is an abundant number, since it is smaller than the sum of its proper divisors (3742177240).

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

2993741720 is a wasteful number, since it uses less digits than its factorization.

2993741720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74843554 (or 74843550 counting only the distinct ones).

The product of its (nonzero) digits is 190512, while the sum is 44.

The square root of 2993741720 is about 54715.0959059746. The cubic root of 2993741720 is about 1441.2459830535.

The spelling of 2993741720 in words is "two billion, nine hundred ninety-three million, seven hundred forty-one thousand, seven hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 74843543 149687086 299374172 374217715 598748344 748435430 1496870860 2993741720