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805268046 = 231159920369
BaseRepresentation
bin101111111111110…
…110101001001110
32002010020212002110
4233333312221032
53122122034141
6211523404450
725645444152
oct5777665116
92063225073
10805268046
11383609890
121a5823726
13caaa898b
1478d3b062
154aa67e16
hex2fff6a4e

805268046 has 32 divisors (see below), whose sum is σ = 1759968000. Its totient is φ = 243601280.

The previous prime is 805268041. The next prime is 805268069. The reversal of 805268046 is 640862508.

It is a junction number, because it is equal to n+sod(n) for n = 805267995 and 805268013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (805268041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29350 + ... + 49718.

It is an arithmetic number, because the mean of its divisors is an integer number (54999000).

Almost surely, 2805268046 is an apocalyptic number.

805268046 is an abundant number, since it is smaller than the sum of its proper divisors (954699954).

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

805268046 is a wasteful number, since it uses less digits than its factorization.

805268046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20984.

The product of its (nonzero) digits is 92160, while the sum is 39.

The square root of 805268046 is about 28377.2452151367. The cubic root of 805268046 is about 930.3509855684.

The spelling of 805268046 in words is "eight hundred five million, two hundred sixty-eight thousand, forty-six".

Divisors: 1 2 3 6 11 22 33 66 599 1198 1797 3594 6589 13178 19767 20369 39534 40738 61107 122214 224059 448118 672177 1344354 12201031 24402062 36603093 73206186 134211341 268422682 402634023 805268046