Search a number
-
+
830679852 = 22369223321
BaseRepresentation
bin110001100000110…
…010101100101100
32010220001220112110
4301200302230230
53200123223402
6214232204020
726404443102
oct6140625454
92126056473
10830679852
11396996082
121b2239610
13103135452
147c473c72
154cdd756c
hex31832b2c

830679852 has 12 divisors (see below), whose sum is σ = 1938253016. Its totient is φ = 276893280.

The previous prime is 830679851. The next prime is 830679881. The reversal of 830679852 is 258976038.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (830679851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34611649 + ... + 34611672.

Almost surely, 2830679852 is an apocalyptic number.

It is an amenable number.

830679852 is an abundant number, since it is smaller than the sum of its proper divisors (1107573164).

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

830679852 is a wasteful number, since it uses less digits than its factorization.

830679852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69223328 (or 69223326 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 48.

The square root of 830679852 is about 28821.5171703365. The cubic root of 830679852 is about 940.0361582590.

The spelling of 830679852 in words is "eight hundred thirty million, six hundred seventy-nine thousand, eight hundred fifty-two".

Divisors: 1 2 3 4 6 12 69223321 138446642 207669963 276893284 415339926 830679852