Base | Representation |
---|---|
bin | 100101000001110… |
… | …0000001011101011 |
3 | 10012120212002121201 |
4 | 1022003200023223 |
5 | 10021030312420 |
6 | 323141345031 |
7 | 42534333262 |
oct | 11203401353 |
9 | 3176762551 |
10 | 1242432235 |
11 | 588358800 |
12 | 2a8108177 |
13 | 16a530105 |
14 | bb0175d9 |
15 | 7411d10a |
hex | 4a0e02eb |
1242432235 has 24 divisors (see below), whose sum is σ = 1646305920. Its totient is φ = 899437440.
The previous prime is 1242432223. The next prime is 1242432281. The reversal of 1242432235 is 5322342421.
It is not a de Polignac number, because 1242432235 - 25 = 1242432203 is a prime.
It is an unprimeable number.
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 23 ways as a sum of consecutive naturals, for example, 130311 + ... + 139519.
It is an arithmetic number, because the mean of its divisors is an integer number (68596080).
Almost surely, 21242432235 is an apocalyptic number.
1242432235 is a deficient number, since it is larger than the sum of its proper divisors (403873685).
1242432235 is a wasteful number, since it uses less digits than its factorization.
1242432235 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9459 (or 9448 counting only the distinct ones).
The product of its digits is 11520, while the sum is 28.
The square root of 1242432235 is about 35248.1522210739. The cubic root of 1242432235 is about 1075.0390423895.
Adding to 1242432235 its reverse (5322342421), we get a palindrome (6564774656).
The spelling of 1242432235 in words is "one billion, two hundred forty-two million, four hundred thirty-two thousand, two hundred thirty-five".
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