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8183135064 = 2331326227997
BaseRepresentation
bin1111001111100000…
…01011101101011000
3210010022000022222110
413213300023231120
5113224340310224
63432000552320
7406533333426
oct74760135530
923108008873
108183135064
11351a191545
1217046226a0
13a05473c70
14578b3a116
1532d622929
hex1e7c0bb58

8183135064 has 32 divisors (see below), whose sum is σ = 22031518320. Its totient is φ = 2517887616.

The previous prime is 8183135027. The next prime is 8183135083. The reversal of 8183135064 is 4605313818.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13113687 + ... + 13114310.

Almost surely, 28183135064 is an apocalyptic number.

It is an amenable number.

8183135064 is an abundant number, since it is smaller than the sum of its proper divisors (13848383256).

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

8183135064 is a wasteful number, since it uses less digits than its factorization.

8183135064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26228019 (or 26228015 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 39.

The square root of 8183135064 is about 90460.6824205964. The cubic root of 8183135064 is about 2015.1462611621.

The spelling of 8183135064 in words is "eight billion, one hundred eighty-three million, one hundred thirty-five thousand, sixty-four".

Divisors: 1 2 3 4 6 8 12 13 24 26 39 52 78 104 156 312 26227997 52455994 78683991 104911988 157367982 209823976 314735964 340963961 629471928 681927922 1022891883 1363855844 2045783766 2727711688 4091567532 8183135064