Base | Representation |
---|---|
bin | 1011111111010100… |
… | …0101110000000001 |
3 | 22022021220220102001 |
4 | 2333311011300001 |
5 | 23042400143231 |
6 | 1251204424001 |
7 | 142516440424 |
oct | 27765056001 |
9 | 8267826361 |
10 | 3218365441 |
11 | 1401757655 |
12 | 7599a8001 |
13 | 3c39cbc65 |
14 | 2276099bb |
15 | 13c829b61 |
hex | bfd45c01 |
3218365441 has 4 divisors (see below), whose sum is σ = 3221157892. Its totient is φ = 3215572992.
The previous prime is 3218365433. The next prime is 3218365457. The reversal of 3218365441 is 1445638123.
3218365441 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 2651735025 + 566630416 = 51495^2 + 23804^2 .
It is a cyclic number.
It is not a de Polignac number, because 3218365441 - 23 = 3218365433 is a prime.
It is a super-2 number, since 2×32183654412 = 20715752223646248962, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 3218365441.
It is not an unprimeable number, because it can be changed into a prime (3218365411) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1394496 + ... + 1396801.
It is an arithmetic number, because the mean of its divisors is an integer number (805289473).
Almost surely, 23218365441 is an apocalyptic number.
It is an amenable number.
3218365441 is a deficient number, since it is larger than the sum of its proper divisors (2792451).
3218365441 is a wasteful number, since it uses less digits than its factorization.
3218365441 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2792450.
The product of its digits is 69120, while the sum is 37.
The square root of 3218365441 is about 56730.6393494732. The cubic root of 3218365441 is about 1476.4263427201.
The spelling of 3218365441 in words is "three billion, two hundred eighteen million, three hundred sixty-five thousand, four hundred forty-one".
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