Base | Representation |
---|---|
bin | 101011000000100… |
… | …1001011101000010 |
3 | 10201120112011220001 |
4 | 1112001021131002 |
5 | 10423421011232 |
6 | 355111310214 |
7 | 50522333311 |
oct | 12601113502 |
9 | 3646464801 |
10 | 1443141442 |
11 | 680685586 |
12 | 34337b36a |
13 | 19cca5162 |
14 | d9942278 |
15 | 86a676e7 |
hex | 56049742 |
1443141442 has 16 divisors (see below), whose sum is σ = 2241043200. Its totient is φ = 696164560.
The previous prime is 1443141397. The next prime is 1443141443. The reversal of 1443141442 is 2441413441.
It is a self number, because there is not a number n which added to its sum of digits gives 1443141442.
It is not an unprimeable number, because it can be changed into a prime (1443141443) 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, 74817 + ... + 92107.
It is an arithmetic number, because the mean of its divisors is an integer number (140065200).
Almost surely, 21443141442 is an apocalyptic number.
1443141442 is a deficient number, since it is larger than the sum of its proper divisors (797901758).
1443141442 is a wasteful number, since it uses less digits than its factorization.
1443141442 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18761.
The product of its digits is 6144, while the sum is 28.
The square root of 1443141442 is about 37988.7015045263. The cubic root of 1443141442 is about 1130.0638077108.
Adding to 1443141442 its reverse (2441413441), we get a palindrome (3884554883).
The spelling of 1443141442 in words is "one billion, four hundred forty-three million, one hundred forty-one thousand, four hundred forty-two".
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