Base | Representation |
---|---|
bin | 1111100011010100001101 |
3 | 21200010100002 |
4 | 33203110031 |
5 | 2020424223 |
6 | 223214045 |
7 | 46436516 |
oct | 17432415 |
9 | 7603302 |
10 | 4076813 |
11 | 2334a74 |
12 | 1447325 |
13 | ac9820 |
14 | 781a0d |
15 | 557e28 |
hex | 3e350d |
4076813 has 16 divisors (see below), whose sum is σ = 4593456. Its totient is φ = 3594240.
The previous prime is 4076803. The next prime is 4076833. The reversal of 4076813 is 3186704.
It can be written as a sum of positive squares in 8 ways, for example, as 643204 + 3433609 = 802^2 + 1853^2 .
It is not a de Polignac number, because 4076813 - 28 = 4076557 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 (4076803) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41981 + ... + 42077.
It is an arithmetic number, because the mean of its divisors is an integer number (287091).
Almost surely, 24076813 is an apocalyptic number.
It is an amenable number.
4076813 is a deficient number, since it is larger than the sum of its proper divisors (516643).
4076813 is a wasteful number, since it uses less digits than its factorization.
4076813 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 224.
The product of its (nonzero) digits is 4032, while the sum is 29.
The square root of 4076813 is about 2019.1119334995. Note that the first 3 decimals coincide. The cubic root of 4076813 is about 159.7497781563.
It can be divided in two parts, 40768 and 13, that multiplied together give a square (529984 = 7282).
The spelling of 4076813 in words is "four million, seventy-six thousand, eight hundred thirteen".
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