Base | Representation |
---|---|
bin | 101101011010110111011… |
… | …101110100011100111001 |
3 | 102001101102111011222220111 |
4 | 231122313131310130321 |
5 | 402114231410220231 |
6 | 10345512021024321 |
7 | 441333563562145 |
oct | 55326735643471 |
9 | 12041374158814 |
10 | 3121224304441 |
11 | aa3781827951 |
12 | 424ab78550a1 |
13 | 19843a56b169 |
14 | ab0d4a98225 |
15 | 562cbe364b1 |
hex | 2d6b7774739 |
3121224304441 has 8 divisors (see below), whose sum is σ = 3305515331304. Its totient is φ = 2937009899520.
The previous prime is 3121224304423. The next prime is 3121224304459. The reversal of 3121224304441 is 1444034221213.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (3121224304423) and next prime (3121224304459).
It can be written as a sum of positive squares in 4 ways, for example, as 565046876416 + 2556177428025 = 751696^2 + 1598805^2 .
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 3121224304441 - 211 = 3121224302393 is a prime.
It is not an unprimeable number, because it can be changed into a prime (3121224304741) 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, 19071600 + ... + 19234561.
It is an arithmetic number, because the mean of its divisors is an integer number (413189416413).
Almost surely, 23121224304441 is an apocalyptic number.
It is an amenable number.
3121224304441 is a deficient number, since it is larger than the sum of its proper divisors (184291026863).
3121224304441 is a wasteful number, since it uses less digits than its factorization.
3121224304441 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38310971.
The product of its (nonzero) digits is 18432, while the sum is 31.
Adding to 3121224304441 its reverse (1444034221213), we get a palindrome (4565258525654).
The spelling of 3121224304441 in words is "three trillion, one hundred twenty-one billion, two hundred twenty-four million, three hundred four thousand, four hundred forty-one".
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