Base | Representation |
---|---|
bin | 1111001011000011… |
… | …0110111101001101 |
3 | 101111211212110121111 |
4 | 3302300312331031 |
5 | 31320130104120 |
6 | 1512052132021 |
7 | 202634013235 |
oct | 36260667515 |
9 | 11454773544 |
10 | 4072894285 |
11 | 1800051839 |
12 | 958007011 |
13 | 4cba64725 |
14 | 2a8ccacc5 |
15 | 18c87375a |
hex | f2c36f4d |
4072894285 has 8 divisors (see below), whose sum is σ = 5006680056. Its totient is φ = 3178844160.
The previous prime is 4072894279. The next prime is 4072894307. The reversal of 4072894285 is 5824982704.
It can be written as a sum of positive squares in 4 ways, for example, as 28697449 + 4044196836 = 5357^2 + 63594^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 4072894285 - 23 = 4072894277 is a prime.
It is a super-2 number, since 2×40728942852 = 33176935713571322450, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9933684 + ... + 9934093.
It is an arithmetic number, because the mean of its divisors is an integer number (625835007).
Almost surely, 24072894285 is an apocalyptic number.
It is an amenable number.
4072894285 is a deficient number, since it is larger than the sum of its proper divisors (933785771).
4072894285 is a wasteful number, since it uses less digits than its factorization.
4072894285 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19867823.
The product of its (nonzero) digits is 1290240, while the sum is 49.
The square root of 4072894285 is about 63819.2313100056. The cubic root of 4072894285 is about 1596.9857684303.
The spelling of 4072894285 in words is "four billion, seventy-two million, eight hundred ninety-four thousand, two hundred eighty-five".
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