Base | Representation |
---|---|
bin | 10000111101101… |
… | …01010100100010 |
3 | 100220202121112001 |
4 | 20132311110202 |
5 | 242412103300 |
6 | 22041554214 |
7 | 3345351055 |
oct | 1036652442 |
9 | 326677461 |
10 | 142300450 |
11 | 73363486 |
12 | 3b7a596a |
13 | 23634466 |
14 | 14c82a9c |
15 | c75d16a |
hex | 87b5522 |
142300450 has 12 divisors (see below), whose sum is σ = 264678930. Its totient is φ = 56920160.
The previous prime is 142300441. The next prime is 142300451. The reversal of 142300450 is 54003241.
142300450 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 3 ways, for example, as 99620361 + 42680089 = 9981^2 + 6533^2 .
It is not an unprimeable number, because it can be changed into a prime (142300451) 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, 1422955 + ... + 1423054.
Almost surely, 2142300450 is an apocalyptic number.
142300450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
142300450 is a deficient number, since it is larger than the sum of its proper divisors (122378480).
142300450 is a wasteful number, since it uses less digits than its factorization.
142300450 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2846021 (or 2846016 counting only the distinct ones).
The product of its (nonzero) digits is 480, while the sum is 19.
The square root of 142300450 is about 11928.9752284092. The cubic root of 142300450 is about 522.0780381755.
Adding to 142300450 its reverse (54003241), we get a palindrome (196303691).
The spelling of 142300450 in words is "one hundred forty-two million, three hundred thousand, four hundred fifty".
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