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808153083 = 3289794787
BaseRepresentation
bin110000001010110…
…110111111111011
32002022200102121200
4300022312333323
53123341344313
6212105305243
726012121303
oct6012667773
92068612550
10808153083
113851aa411
121a6795223
13cb578bba
147948c603
154ae37b73
hex302b6ffb

808153083 has 6 divisors (see below), whose sum is σ = 1167332244. Its totient is φ = 538768716.

The previous prime is 808153081. The next prime is 808153097. The reversal of 808153083 is 380351808.

It is a happy number.

It is not a de Polignac number, because 808153083 - 21 = 808153081 is a prime.

It is a super-2 number, since 2×8081530832 = 1306222811124809778, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (808153081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 44897385 + ... + 44897402.

It is an arithmetic number, because the mean of its divisors is an integer number (194555374).

Almost surely, 2808153083 is an apocalyptic number.

808153083 is a deficient number, since it is larger than the sum of its proper divisors (359179161).

808153083 is a wasteful number, since it uses less digits than its factorization.

808153083 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89794793 (or 89794790 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 36.

The square root of 808153083 is about 28428.0334001492. The cubic root of 808153083 is about 931.4607187199.

The spelling of 808153083 in words is "eight hundred eight million, one hundred fifty-three thousand, eighty-three".

Divisors: 1 3 9 89794787 269384361 808153083