Base | Representation |
---|---|
bin | 10001000100100… |
… | …01000010100110 |
3 | 100222110100001100 |
4 | 20202101002212 |
5 | 243124403142 |
6 | 22113140530 |
7 | 3356116641 |
oct | 1042210246 |
9 | 328410040 |
10 | 143200422 |
11 | 73918662 |
12 | 3bb5a746 |
13 | 2388aca1 |
14 | 15038a58 |
15 | c889b4c |
hex | 88910a6 |
143200422 has 12 divisors (see below), whose sum is σ = 310267620. Its totient is φ = 47733468.
The previous prime is 143200417. The next prime is 143200427. The reversal of 143200422 is 224002341.
143200422 is a `hidden beast` number, since 1 + 43 + 200 + 422 = 666.
It is an interprime number because it is at equal distance from previous prime (143200417) and next prime (143200427).
It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 7955579 = 143200422 / (1 + 4 + 3 + 2 + 0 + 0 + 4 + 2 + 2).
It is a junction number, because it is equal to n+sod(n) for n = 143200395 and 143200404.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (143200427) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3977772 + ... + 3977807.
It is an arithmetic number, because the mean of its divisors is an integer number (25855635).
Almost surely, 2143200422 is an apocalyptic number.
143200422 is an abundant number, since it is smaller than the sum of its proper divisors (167067198).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
143200422 is a wasteful number, since it uses less digits than its factorization.
143200422 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7955587 (or 7955584 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 18.
The square root of 143200422 is about 11966.6378736887. The cubic root of 143200422 is about 523.1763447417.
Adding to 143200422 its reverse (224002341), we get a palindrome (367202763).
The spelling of 143200422 in words is "one hundred forty-three million, two hundred thousand, four hundred twenty-two".
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