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2998821084 = 22373159131149
BaseRepresentation
bin1011001010111110…
…0110000011011100
321201222210220011120
42302233212003130
522120144233314
61213323050540
7134212362420
oct26257460334
97658726146
102998821084
1112a9835736
126b8370a50
1338a390a5c
142063bab80
1512840e8a9
hexb2be60dc

2998821084 has 192 divisors, whose sum is σ = 8515584000. Its totient is φ = 803462400.

The previous prime is 2998821079. The next prime is 2998821127. The reversal of 2998821084 is 4801288992.

It is a happy number.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.

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 63 ways as a sum of consecutive naturals, for example, 20126242 + ... + 20126390.

It is an arithmetic number, because the mean of its divisors is an integer number (44352000).

Almost surely, 22998821084 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2998821084, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4257792000).

2998821084 is an abundant number, since it is smaller than the sum of its proper divisors (5516762916).

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

2998821084 is a wasteful number, since it uses less digits than its factorization.

2998821084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384 (or 382 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 51.

The square root of 2998821084 is about 54761.4927115761. The cubic root of 2998821084 is about 1442.0606243224.

The spelling of 2998821084 in words is "two billion, nine hundred ninety-eight million, eight hundred twenty-one thousand, eighty-four".