Base | Representation |
---|---|
bin | 10011110000010… |
… | …110100100001001 |
3 | 212002200000112222 |
4 | 103300112210021 |
5 | 1134322124231 |
6 | 52515543425 |
7 | 11133133331 |
oct | 2360264411 |
9 | 762600488 |
10 | 331442441 |
11 | 1600aa680 |
12 | 92bbab75 |
13 | 538894b5 |
14 | 3203a0c1 |
15 | 1e17027b |
hex | 13c16909 |
331442441 has 16 divisors (see below), whose sum is σ = 383631360. Its totient is φ = 283182480.
The previous prime is 331442437. The next prime is 331442467. The reversal of 331442441 is 144244133.
It is a cyclic number.
It is not a de Polignac number, because 331442441 - 22 = 331442437 is a prime.
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 331442441.
It is not an unprimeable number, because it can be changed into a prime (331442431) 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, 20300 + ... + 32786.
It is an arithmetic number, because the mean of its divisors is an integer number (23976960).
Almost surely, 2331442441 is an apocalyptic number.
It is an amenable number.
331442441 is a deficient number, since it is larger than the sum of its proper divisors (52188919).
331442441 is a wasteful number, since it uses less digits than its factorization.
331442441 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12644.
The product of its digits is 4608, while the sum is 26.
The square root of 331442441 is about 18205.5607164405. The cubic root of 331442441 is about 692.0477158951.
Adding to 331442441 its reverse (144244133), we get a palindrome (475686574).
The spelling of 331442441 in words is "three hundred thirty-one million, four hundred forty-two thousand, four hundred forty-one".
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