Base | Representation |
---|---|
bin | 10001000011011… |
… | …00011110000111 |
3 | 100222011201120112 |
4 | 20201230132013 |
5 | 243110110011 |
6 | 22110023235 |
7 | 3354624143 |
oct | 1041543607 |
9 | 328151515 |
10 | 143050631 |
11 | 73826069 |
12 | 3baa7b1b |
13 | 23837a59 |
14 | 14dda223 |
15 | c85a58b |
hex | 886c787 |
143050631 has 4 divisors (see below), whose sum is σ = 151465392. Its totient is φ = 134635872.
The previous prime is 143050577. The next prime is 143050667. The reversal of 143050631 is 136050341.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 143050631 - 210 = 143049607 is a prime.
It is a super-2 number, since 2×1430506312 = 40926966058996322, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 143050597 and 143050606.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (143058631) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4207355 + ... + 4207388.
It is an arithmetic number, because the mean of its divisors is an integer number (37866348).
Almost surely, 2143050631 is an apocalyptic number.
143050631 is a deficient number, since it is larger than the sum of its proper divisors (8414761).
143050631 is an equidigital number, since it uses as much as digits as its factorization.
143050631 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8414760.
The product of its (nonzero) digits is 1080, while the sum is 23.
The square root of 143050631 is about 11960.3775442082. The cubic root of 143050631 is about 522.9938628578.
The spelling of 143050631 in words is "one hundred forty-three million, fifty thousand, six hundred thirty-one".
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