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8253068508 = 2233617123853
BaseRepresentation
bin1111010111110101…
…11101010011011100
3210022011121022122000
413223322331103130
5113400241143013
63442535522300
7411342632136
oct75372752334
923264538560
108253068508
113555707583
121723b29390
13a16abb3b9
14584142056
15334838973
hex1ebebd4dc

8253068508 has 48 divisors (see below), whose sum is σ = 21431696160. Its totient is φ = 2746541952.

The previous prime is 8253068507. The next prime is 8253068519. The reversal of 8253068508 is 8058603528.

It is a happy number.

8253068508 is a `hidden beast` number, since 8 + 2 + 530 + 68 + 50 + 8 = 666.

It is a super-2 number, since 2×82530685082 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8253068507) 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, 4710 + ... + 128562.

It is an arithmetic number, because the mean of its divisors is an integer number (446493670).

Almost surely, 28253068508 is an apocalyptic number.

It is an amenable number.

8253068508 is an abundant number, since it is smaller than the sum of its proper divisors (13178627652).

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

8253068508 is a wasteful number, since it uses less digits than its factorization.

8253068508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124483 (or 124475 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 45.

The square root of 8253068508 is about 90846.4006331566. The cubic root of 8253068508 is about 2020.8704959722.

The spelling of 8253068508 in words is "eight billion, two hundred fifty-three million, sixty-eight thousand, five hundred eight".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 108 617 1234 1851 2468 3702 5553 7404 11106 16659 22212 33318 66636 123853 247706 371559 495412 743118 1114677 1486236 2229354 3344031 4458708 6688062 13376124 76417301 152834602 229251903 305669204 458503806 687755709 917007612 1375511418 2063267127 2751022836 4126534254 8253068508