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2890416828 = 2231343430891
BaseRepresentation
bin1010110001001000…
…0100001010111100
321110102211101111010
42230102010022330
521404421314303
61154451355220
7131425065135
oct25422041274
97412741433
102890416828
111253623a42
12687bb2b10
13370a96b20
141d5c3cc8c
1511db49c03
hexac4842bc

2890416828 has 48 divisors (see below), whose sum is σ = 7432025216. Its totient is φ = 868674240.

The previous prime is 2890416791. The next prime is 2890416839. The reversal of 2890416828 is 8286140982.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 208738 + ... + 222153.

Almost surely, 22890416828 is an apocalyptic number.

It is an amenable number.

2890416828 is an abundant number, since it is smaller than the sum of its proper divisors (4541608388).

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

2890416828 is a wasteful number, since it uses less digits than its factorization.

2890416828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 430954 (or 430952 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 48.

The square root of 2890416828 is about 53762.5969238838. The cubic root of 2890416828 is about 1424.4706071695.

The spelling of 2890416828 in words is "two billion, eight hundred ninety million, four hundred sixteen thousand, eight hundred twenty-eight".

Divisors: 1 2 3 4 6 12 13 26 39 43 52 78 86 129 156 172 258 516 559 1118 1677 2236 3354 6708 430891 861782 1292673 1723564 2585346 5170692 5601583 11203166 16804749 18528313 22406332 33609498 37056626 55584939 67218996 74113252 111169878 222339756 240868069 481736138 722604207 963472276 1445208414 2890416828