Base | Representation |
---|---|
bin | 10000111110111… |
… | …11110001000111 |
3 | 100221002110000100 |
4 | 20133133301013 |
5 | 242433134221 |
6 | 22045415143 |
7 | 3350004000 |
oct | 1037376107 |
9 | 327073010 |
10 | 142474311 |
11 | 73472071 |
12 | 3b86a4b3 |
13 | 23695635 |
14 | 14cca1a7 |
15 | c794926 |
hex | 87dfc47 |
142474311 has 24 divisors (see below), whose sum is σ = 240000800. Its totient is φ = 81412128.
The previous prime is 142474307. The next prime is 142474327. The reversal of 142474311 is 113474241.
It is not a de Polignac number, because 142474311 - 22 = 142474307 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142474301) 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 23 ways as a sum of consecutive naturals, for example, 19990 + ... + 26163.
Almost surely, 2142474311 is an apocalyptic number.
142474311 is a deficient number, since it is larger than the sum of its proper divisors (97526489).
142474311 is an equidigital number, since it uses as much as digits as its factorization.
142474311 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 46180 (or 46163 counting only the distinct ones).
The product of its digits is 2688, while the sum is 27.
The square root of 142474311 is about 11936.2603440106. The cubic root of 142474311 is about 522.2905745567.
The spelling of 142474311 in words is "one hundred forty-two million, four hundred seventy-four thousand, three hundred eleven".
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