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804144093 = 3829323339
BaseRepresentation
bin101111111011100…
…100001111011101
32002001010202022120
4233323210033131
53121330102333
6211443333153
725633053264
oct5773441735
92061122276
10804144093
11382a113a5
121a53811b9
13ca7a420c
1478b275db
154a8e4db3
hex2fee43dd

804144093 has 8 divisors (see below), whose sum is σ = 1073488800. Its totient is φ = 535447728.

The previous prime is 804144079. The next prime is 804144097. The reversal of 804144093 is 390441408.

It is a happy number.

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

It is not a de Polignac number, because 804144093 - 221 = 802046941 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (804144097) 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, 159183 + ... + 164156.

It is an arithmetic number, because the mean of its divisors is an integer number (134186100).

Almost surely, 2804144093 is an apocalyptic number.

It is an amenable number.

804144093 is a deficient number, since it is larger than the sum of its proper divisors (269344707).

804144093 is a wasteful number, since it uses less digits than its factorization.

804144093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324171.

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 804144093 is about 28357.4345278271. The cubic root of 804144093 is about 929.9179381864.

The spelling of 804144093 in words is "eight hundred four million, one hundred forty-four thousand, ninety-three".

Divisors: 1 3 829 2487 323339 970017 268048031 804144093