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8051386268 = 22192292631759
BaseRepresentation
bin1110111111110011…
…00110011110011100
3202210010002210121102
413133321212132130
5112442123330033
63410533052232
7403343440232
oct73771463634
922703083542
108051386268
113461885742
121688487078
139b40954b3
14565442952
15321c9ade8
hex1dfe6679c

8051386268 has 48 divisors (see below), whose sum is σ = 14961408000. Its totient is φ = 3780571968.

The previous prime is 8051386267. The next prime is 8051386271. The reversal of 8051386268 is 8626831508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8051386267) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4576373 + ... + 4578131.

It is an arithmetic number, because the mean of its divisors is an integer number (311696000).

Almost surely, 28051386268 is an apocalyptic number.

It is an amenable number.

8051386268 is a deficient number, since it is larger than the sum of its proper divisors (6910021732).

8051386268 is a wasteful number, since it uses less digits than its factorization.

8051386268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2274 (or 2272 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 47.

The square root of 8051386268 is about 89729.5172616013. The cubic root of 8051386268 is about 2004.2730530072.

The spelling of 8051386268 in words is "eight billion, fifty-one million, three hundred eighty-six thousand, two hundred sixty-eight".

Divisors: 1 2 4 19 38 76 229 263 458 526 916 1052 1759 3518 4351 4997 7036 8702 9994 17404 19988 33421 60227 66842 120454 133684 240908 402811 462617 805622 925234 1144313 1611244 1850468 2288626 4577252 7653409 8789723 15306818 17579446 30613636 35158892 105939293 211878586 423757172 2012846567 4025693134 8051386268