Base | Representation |
---|---|
bin | 101010111100101… |
… | …1100010010010111 |
3 | 10201102201112221211 |
4 | 1111321130102113 |
5 | 10422411341211 |
6 | 355000122251 |
7 | 50466221131 |
oct | 12571342227 |
9 | 3642645854 |
10 | 1441121431 |
11 | 67a525952 |
12 | 342766387 |
13 | 19c748899 |
14 | d9578051 |
15 | 867b8e21 |
hex | 55e5c497 |
1441121431 has 4 divisors (see below), whose sum is σ = 1453874832. Its totient is φ = 1428368032.
The previous prime is 1441121413. The next prime is 1441121449. The reversal of 1441121431 is 1341211441.
It is a semiprime because it is the product of two primes.
It is an interprime number because it is at equal distance from previous prime (1441121413) and next prime (1441121449).
It is a cyclic number.
It is not a de Polignac number, because 1441121431 - 217 = 1440990359 is a prime.
It is a super-2 number, since 2×14411214312 = 4153661957774975522, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1441121471) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6376531 + ... + 6376756.
It is an arithmetic number, because the mean of its divisors is an integer number (363468708).
Almost surely, 21441121431 is an apocalyptic number.
1441121431 is a deficient number, since it is larger than the sum of its proper divisors (12753401).
1441121431 is a wasteful number, since it uses less digits than its factorization.
1441121431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12753400.
The product of its digits is 384, while the sum is 22.
The square root of 1441121431 is about 37962.1051971568. The cubic root of 1441121431 is about 1129.5362994199.
Adding to 1441121431 its reverse (1341211441), we get a palindrome (2782332872).
The spelling of 1441121431 in words is "one billion, four hundred forty-one million, one hundred twenty-one thousand, four hundred thirty-one".
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