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8073012290 = 257199757751
BaseRepresentation
bin1111000010011000…
…00110010001000010
3202211121210111221012
413201030012101002
5113013142343130
63413024400522
7404025320660
oct74114062102
922747714835
108073012290
113473006692
121693776142
139b86c7a65
14568271c30
15323b1d995
hex1e1306442

8073012290 has 32 divisors (see below), whose sum is σ = 16615943424. Its totient is φ = 2766456000.

The previous prime is 8073012271. The next prime is 8073012319. The reversal of 8073012290 is 922103708.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 110915 + ... + 168665.

It is an arithmetic number, because the mean of its divisors is an integer number (519248232).

Almost surely, 28073012290 is an apocalyptic number.

8073012290 is an abundant number, since it is smaller than the sum of its proper divisors (8542931134).

8073012290 is a wasteful number, since it uses less digits than its factorization.

8073012290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59762.

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 8073012290 is about 89849.9431830650. The cubic root of 8073012290 is about 2006.0659410794.

Adding to 8073012290 its reverse (922103708), we get a palindrome (8995115998).

The spelling of 8073012290 in words is "eight billion, seventy-three million, twelve thousand, two hundred ninety".

Divisors: 1 2 5 7 10 14 35 70 1997 3994 9985 13979 19970 27958 57751 69895 115502 139790 288755 404257 577510 808514 2021285 4042570 115328747 230657494 576643735 807301229 1153287470 1614602458 4036506145 8073012290