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805064833 = 3747462947
BaseRepresentation
bin101111111111000…
…101000010000001
32002002212112100001
4233333011002001
53122044033313
6211515200001
725643636536
oct5777050201
92062775301
10805064833
11383490141
121a5746001
13caa37331
1478cc6d8d
154aa27add
hex2ffc5081

805064833 has 8 divisors (see below), whose sum is σ = 844417152. Its totient is φ = 766638576.

The previous prime is 805064797. The next prime is 805064881. The reversal of 805064833 is 338460508.

805064833 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is the 11584-th star number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 805064833 - 217 = 804933761 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 805064792 and 805064801.

It is not an unprimeable number, because it can be changed into a prime (805064933) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 229735 + ... + 233212.

It is an arithmetic number, because the mean of its divisors is an integer number (105552144).

Almost surely, 2805064833 is an apocalyptic number.

It is an amenable number.

805064833 is a deficient number, since it is larger than the sum of its proper divisors (39352319).

805064833 is a wasteful number, since it uses less digits than its factorization.

805064833 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 463031.

The product of its (nonzero) digits is 69120, while the sum is 37.

The square root of 805064833 is about 28373.6644267180. The cubic root of 805064833 is about 930.2727195710.

The spelling of 805064833 in words is "eight hundred five million, sixty-four thousand, eight hundred thirty-three".

Divisors: 1 37 47 1739 462947 17129039 21758509 805064833