Base | Representation |
---|---|
bin | 10000111110100… |
… | …00101001110010 |
3 | 100220222022002102 |
4 | 20133100221302 |
5 | 242424144102 |
6 | 22044220402 |
7 | 3346325336 |
oct | 1037205162 |
9 | 326868072 |
10 | 142412402 |
11 | 7342a600 |
12 | 3b83a702 |
13 | 236733c2 |
14 | 14cb17c6 |
15 | c781402 |
hex | 87d0a72 |
142412402 has 12 divisors (see below), whose sum is σ = 234804318. Its totient is φ = 64732800.
The previous prime is 142412363. The next prime is 142412407. The reversal of 142412402 is 204214241.
It can be written as a sum of positive squares in only one way, i.e., 133656721 + 8755681 = 11561^2 + 2959^2 .
It is not an unprimeable number, because it can be changed into a prime (142412407) 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 5 ways as a sum of consecutive naturals, for example, 293999 + ... + 294482.
Almost surely, 2142412402 is an apocalyptic number.
142412402 is a deficient number, since it is larger than the sum of its proper divisors (92391916).
142412402 is a wasteful number, since it uses less digits than its factorization.
142412402 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 588505 (or 588494 counting only the distinct ones).
The product of its (nonzero) digits is 512, while the sum is 20.
The square root of 142412402 is about 11933.6667458078. Note that the first 3 decimals coincide. The cubic root of 142412402 is about 522.2149137317.
Adding to 142412402 its reverse (204214241), we get a palindrome (346626643).
The spelling of 142412402 in words is "one hundred forty-two million, four hundred twelve thousand, four hundred two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.099 sec. • engine limits •