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806349874 = 211188919403
BaseRepresentation
bin110000000011111…
…110110000110010
32002012021211002011
4300003332300302
53122411143444
6212002513134
725660601161
oct6003766062
92065254064
10806349874
11384188660
121a60657aa
13cb097205
147913d3d8
154abcd734
hex300fec32

806349874 has 16 divisors (see below), whose sum is σ = 1320248160. Its totient is φ = 366309760.

The previous prime is 806349853. The next prime is 806349877. The reversal of 806349874 is 478943608.

It is not an unprimeable number, because it can be changed into a prime (806349877) 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, 31857 + ... + 51259.

It is an arithmetic number, because the mean of its divisors is an integer number (82515510).

Almost surely, 2806349874 is an apocalyptic number.

806349874 is a deficient number, since it is larger than the sum of its proper divisors (513898286).

806349874 is a wasteful number, since it uses less digits than its factorization.

806349874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21305.

The product of its (nonzero) digits is 1161216, while the sum is 49.

The square root of 806349874 is about 28396.3003576170. The cubic root of 806349874 is about 930.7674222123.

The spelling of 806349874 in words is "eight hundred six million, three hundred forty-nine thousand, eight hundred seventy-four".

Divisors: 1 2 11 22 1889 3778 19403 20779 38806 41558 213433 426866 36652267 73304534 403174937 806349874