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809093061 = 32744928603
BaseRepresentation
bin110000001110011…
…100011111000101
32002101110012000200
4300032130133011
53124111434221
6212141401113
726023114620
oct6016343705
92071405020
10809093061
11385791657
121a6b69199
13cb8179ba
1479654db7
154b071426
hex3039c7c5

809093061 has 24 divisors (see below), whose sum is σ = 1338667200. Its totient is φ = 461293056.

The previous prime is 809093059. The next prime is 809093083. The reversal of 809093061 is 160390908.

809093061 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 809093061 - 21 = 809093059 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (809093161) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13986 + ... + 42588.

It is an arithmetic number, because the mean of its divisors is an integer number (55777800).

Almost surely, 2809093061 is an apocalyptic number.

It is an amenable number.

809093061 is a deficient number, since it is larger than the sum of its proper divisors (529574139).

809093061 is a wasteful number, since it uses less digits than its factorization.

809093061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29065 (or 29062 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 36.

The square root of 809093061 is about 28444.5611848733. The cubic root of 809093061 is about 931.8217119376.

The spelling of 809093061 in words is "eight hundred nine million, ninety-three thousand, sixty-one".

Divisors: 1 3 7 9 21 63 449 1347 3143 4041 9429 28287 28603 85809 200221 257427 600663 1801989 12842747 38528241 89899229 115584723 269697687 809093061