Base | Representation |
---|---|
bin | 10000111110100… |
… | …00101011110010 |
3 | 100220222022021011 |
4 | 20133100223302 |
5 | 242424200110 |
6 | 22044221134 |
7 | 3346325611 |
oct | 1037205362 |
9 | 326868234 |
10 | 142412530 |
11 | 7342a707 |
12 | 3b83a7aa |
13 | 23673490 |
14 | 14cb1878 |
15 | c78148a |
hex | 87d0af2 |
142412530 has 16 divisors (see below), whose sum is σ = 276061464. Its totient is φ = 52583040.
The previous prime is 142412513. The next prime is 142412531. The reversal of 142412530 is 35214241.
142412530 is digitally balanced in base 2, 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 4 ways, for example, as 101465329 + 40947201 = 10073^2 + 6399^2 .
It is not an unprimeable number, because it can be changed into a prime (142412531) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 547611 + ... + 547870.
Almost surely, 2142412530 is an apocalyptic number.
142412530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
142412530 is a deficient number, since it is larger than the sum of its proper divisors (133648934).
142412530 is a wasteful number, since it uses less digits than its factorization.
142412530 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1095501.
The product of its (nonzero) digits is 960, while the sum is 22.
The square root of 142412530 is about 11933.6721087853. The cubic root of 142412530 is about 522.2150701869.
Adding to 142412530 its reverse (35214241), we get a palindrome (177626771).
The spelling of 142412530 in words is "one hundred forty-two million, four hundred twelve thousand, five hundred thirty".
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