Base | Representation |
---|---|
bin | 101011000000101… |
… | …1011001111100111 |
3 | 10201120122212211220 |
4 | 1112001123033213 |
5 | 10423430324221 |
6 | 355113031423 |
7 | 50523055620 |
oct | 12601331747 |
9 | 3646585756 |
10 | 1443214311 |
11 | 680725300 |
12 | 3433b5573 |
13 | 19cccc386 |
14 | d9960a47 |
15 | 86a7e0c6 |
hex | 5605b3e7 |
1443214311 has 48 divisors (see below), whose sum is σ = 2457176064. Its totient is φ = 737352000.
The previous prime is 1443214301. The next prime is 1443214363. The reversal of 1443214311 is 1134123441.
It is not a de Polignac number, because 1443214311 - 26 = 1443214247 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1443214301) 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 47 ways as a sum of consecutive naturals, for example, 150346 + ... + 159656.
It is an arithmetic number, because the mean of its divisors is an integer number (51191168).
Almost surely, 21443214311 is an apocalyptic number.
1443214311 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
1443214311 is a deficient number, since it is larger than the sum of its proper divisors (1013961753).
1443214311 is a wasteful number, since it uses less digits than its factorization.
1443214311 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9404 (or 9393 counting only the distinct ones).
The product of its digits is 1152, while the sum is 24.
The square root of 1443214311 is about 37989.6605802158. The cubic root of 1443214311 is about 1130.0828276144.
Adding to 1443214311 its reverse (1134123441), we get a palindrome (2577337752).
The spelling of 1443214311 in words is "one billion, four hundred forty-three million, two hundred fourteen thousand, three hundred eleven".
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