Base | Representation |
---|---|
bin | 111110000111101… |
… | …111100111011010 |
3 | 2200122010010112201 |
4 | 332013233213122 |
5 | 4113301424214 |
6 | 251230200414 |
7 | 34553462536 |
oct | 7607574732 |
9 | 2618103481 |
10 | 1042217434 |
11 | 495339425 |
12 | 25105310a |
13 | 137bcc10b |
14 | 9c5babc6 |
15 | 61770274 |
hex | 3e1ef9da |
1042217434 has 4 divisors (see below), whose sum is σ = 1563326154. Its totient is φ = 521108716.
The previous prime is 1042217381. The next prime is 1042217447. The reversal of 1042217434 is 4347122401.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4347122401 = 337 ⋅12899473.
It can be written as a sum of positive squares in only one way, i.e., 550043209 + 492174225 = 23453^2 + 22185^2 .
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 260554357 + ... + 260554360.
Almost surely, 21042217434 is an apocalyptic number.
1042217434 is a deficient number, since it is larger than the sum of its proper divisors (521108720).
1042217434 is an equidigital number, since it uses as much as digits as its factorization.
1042217434 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 521108719.
The product of its (nonzero) digits is 5376, while the sum is 28.
The square root of 1042217434 is about 32283.3925416769. The cubic root of 1042217434 is about 1013.8789612860.
Adding to 1042217434 its reverse (4347122401), we get a palindrome (5389339835).
The spelling of 1042217434 in words is "one billion, forty-two million, two hundred seventeen thousand, four hundred thirty-four".
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