Base | Representation |
---|---|
bin | 1100101111110010… |
… | …0110111111010101 |
3 | 22211110110111111021 |
4 | 3023330212333111 |
5 | 24001421210224 |
6 | 1323310041141 |
7 | 150535441300 |
oct | 31374467725 |
9 | 8743414437 |
10 | 3421663189 |
11 | 14a649221a |
12 | 7b5aa91b1 |
13 | 426b6c299 |
14 | 246609b37 |
15 | 1505d61e4 |
hex | cbf26fd5 |
3421663189 has 12 divisors (see below), whose sum is σ = 3986434764. Its totient is φ = 2928335424.
The previous prime is 3421663187. The next prime is 3421663207. The reversal of 3421663189 is 9813661243.
It can be written as a sum of positive squares in 2 ways, for example, as 1084714225 + 2336948964 = 32935^2 + 48342^2 .
It is not a de Polignac number, because 3421663189 - 21 = 3421663187 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 (3421663183) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21472 + ... + 85465.
It is an arithmetic number, because the mean of its divisors is an integer number (332202897).
Almost surely, 23421663189 is an apocalyptic number.
It is an amenable number.
3421663189 is a deficient number, since it is larger than the sum of its proper divisors (564771575).
3421663189 is a wasteful number, since it uses less digits than its factorization.
3421663189 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 107604 (or 107597 counting only the distinct ones).
The product of its digits is 186624, while the sum is 43.
The square root of 3421663189 is about 58494.9843063489. The cubic root of 3421663189 is about 1506.8814472167.
The spelling of 3421663189 in words is "three billion, four hundred twenty-one million, six hundred sixty-three thousand, one hundred eighty-nine".
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