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808090996 = 221511337899
BaseRepresentation
bin110000001010100…
…111110101110100
32002022120021110011
4300022213311310
53123332402441
6212104110004
726011442266
oct6012476564
92068507404
10808090996
113851677a9
121a6765304
13cb55686b
1479473b36
154ae24581
hex302a7d74

808090996 has 12 divisors (see below), whose sum is σ = 1423525600. Its totient is φ = 401369400.

The previous prime is 808090991. The next prime is 808090999. The reversal of 808090996 is 699090808.

808090996 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×8080909962 = 1306022115632544032, which contains 22 as substring.

It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (808090991) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 668346 + ... + 669553.

Almost surely, 2808090996 is an apocalyptic number.

It is an amenable number.

808090996 is a deficient number, since it is larger than the sum of its proper divisors (615434604).

808090996 is a wasteful number, since it uses less digits than its factorization.

808090996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1338054 (or 1338052 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 49.

The square root of 808090996 is about 28426.9413760960. The cubic root of 808090996 is about 931.4368647068.

The spelling of 808090996 in words is "eight hundred eight million, ninety thousand, nine hundred ninety-six".

Divisors: 1 2 4 151 302 604 1337899 2675798 5351596 202022749 404045498 808090996