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2990965824 = 263471159127
BaseRepresentation
bin1011001001000110…
…1000010001000000
321201110000210210000
42302101220101000
522111141401244
61212442440000
7134055534660
oct26221502100
97643023700
102990965824
1112a535a990
126b5803000
13388870482
142053341a0
151278ac169
hexb2468440

2990965824 has 560 divisors, whose sum is σ = 11329781760. Its totient is φ = 757693440.

The previous prime is 2990965819. The next prime is 2990965849. The reversal of 2990965824 is 4285690992.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 23550849 + ... + 23550975.

Almost surely, 22990965824 is an apocalyptic number.

2990965824 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2990965824, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5664890880).

2990965824 is an abundant number, since it is smaller than the sum of its proper divisors (8338815936).

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

2990965824 is a wasteful number, since it uses less digits than its factorization.

2990965824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228 (or 209 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 54.

The square root of 2990965824 is about 54689.7232028102. The cubic root of 2990965824 is about 1440.8003883748.

The spelling of 2990965824 in words is "two billion, nine hundred ninety million, nine hundred sixty-five thousand, eight hundred twenty-four".