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2987074584 = 23371323571
BaseRepresentation
bin1011001000001011…
…0010010000011000
321201011201010000000
42302002302100120
522104142341314
61212223213000
7134010500154
oct26202622030
97634633000
102987074584
1112a314238a
126b4447160
13387b0a270
14204a00064
1512738e209
hexb20b2418

2987074584 has 256 divisors, whose sum is σ = 9455846400. Its totient is φ = 877599360.

The previous prime is 2987074579. The next prime is 2987074591. The reversal of 2987074584 is 4854707892.

It is a happy number.

It is a super-2 number, since 2×29870745842 = 17845229140757546112, which contains 22 as substring.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2987074584.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5231019 + ... + 5231589.

It is an arithmetic number, because the mean of its divisors is an integer number (36936900).

Almost surely, 22987074584 is an apocalyptic number.

2987074584 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 2987074584, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4727923200).

2987074584 is an abundant number, since it is smaller than the sum of its proper divisors (6468771816).

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

2987074584 is a wasteful number, since it uses less digits than its factorization.

2987074584 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 634 (or 612 counting only the distinct ones).

The product of its (nonzero) digits is 4515840, while the sum is 54.

The square root of 2987074584 is about 54654.1360191523. The cubic root of 2987074584 is about 1440.1752911609.

The spelling of 2987074584 in words is "two billion, nine hundred eighty-seven million, seventy-four thousand, five hundred eighty-four".