Base | Representation |
---|---|
bin | 101111111011000… |
… | …110101110011101 |
3 | 2002000220121110221 |
4 | 233323012232131 |
5 | 3121312220242 |
6 | 211441001341 |
7 | 25632040645 |
oct | 5773065635 |
9 | 2060817427 |
10 | 804023197 |
11 | 38293958a |
12 | 1a5323251 |
13 | ca761193 |
14 | 78ad5525 |
15 | 4a8be167 |
hex | 2fec6b9d |
804023197 has 8 divisors (see below), whose sum is σ = 819750456. Its totient is φ = 788316672.
The previous prime is 804023183. The next prime is 804023239. The reversal of 804023197 is 791320408.
It can be written as a sum of positive squares in 4 ways, for example, as 356869881 + 447153316 = 18891^2 + 21146^2 .
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 804023197 - 211 = 804021149 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (804023147) 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, 89913 + ... + 98449.
It is an arithmetic number, because the mean of its divisors is an integer number (102468807).
Almost surely, 2804023197 is an apocalyptic number.
It is an amenable number.
804023197 is a deficient number, since it is larger than the sum of its proper divisors (15727259).
804023197 is a wasteful number, since it uses less digits than its factorization.
804023197 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10367.
The product of its (nonzero) digits is 12096, while the sum is 34.
The square root of 804023197 is about 28355.3028021215. The cubic root of 804023197 is about 929.8713341866.
The spelling of 804023197 in words is "eight hundred four million, twenty-three thousand, one hundred ninety-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.078 sec. • engine limits •