Base | Representation |
---|---|
bin | 10000111111011… |
… | …01100001001011 |
3 | 100221012022021102 |
4 | 20133231201023 |
5 | 242441440020 |
6 | 22050532015 |
7 | 3350330132 |
oct | 1037554113 |
9 | 327168242 |
10 | 142530635 |
11 | 73500415 |
12 | 3b89700b |
13 | 236b5170 |
14 | 14d02919 |
15 | c7a6475 |
hex | 87ed84b |
142530635 has 16 divisors (see below), whose sum is σ = 195029856. Its totient is φ = 99061248.
The previous prime is 142530631. The next prime is 142530643. The reversal of 142530635 is 536035241.
It is not a de Polignac number, because 142530635 - 22 = 142530631 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 142530598 and 142530607.
It is not an unprimeable number, because it can be changed into a prime (142530631) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63389 + ... + 65598.
It is an arithmetic number, because the mean of its divisors is an integer number (12189366).
Almost surely, 2142530635 is an apocalyptic number.
142530635 is a deficient number, since it is larger than the sum of its proper divisors (52499221).
142530635 is a wasteful number, since it uses less digits than its factorization.
142530635 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 129022.
The product of its (nonzero) digits is 10800, while the sum is 29.
The square root of 142530635 is about 11938.6194763046. The cubic root of 142530635 is about 522.3593907487.
Adding to 142530635 its reverse (536035241), we get a palindrome (678565876).
The spelling of 142530635 in words is "one hundred forty-two million, five hundred thirty thousand, six hundred thirty-five".
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