Base | Representation |
---|---|
bin | 111110000111001… |
… | …111100101001010 |
3 | 2200121212110112212 |
4 | 332013033211022 |
5 | 4113233224333 |
6 | 251223305122 |
7 | 34552405145 |
oct | 7607174512 |
9 | 2617773485 |
10 | 1042086218 |
11 | 495259888 |
12 | 250bab1a2 |
13 | 137b84484 |
14 | 9c58505c |
15 | 61746448 |
hex | 3e1cf94a |
1042086218 has 4 divisors (see below), whose sum is σ = 1563129330. Its totient is φ = 521043108.
The previous prime is 1042086211. The next prime is 1042086239. The reversal of 1042086218 is 8126802401.
It is a happy number.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 628655329 + 413430889 = 25073^2 + 20333^2 .
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (1042086211) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 260521553 + ... + 260521556.
Almost surely, 21042086218 is an apocalyptic number.
1042086218 is a deficient number, since it is larger than the sum of its proper divisors (521043112).
1042086218 is an equidigital number, since it uses as much as digits as its factorization.
1042086218 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 521043111.
The product of its (nonzero) digits is 6144, while the sum is 32.
The square root of 1042086218 is about 32281.3602253684. The cubic root of 1042086218 is about 1013.8364101123.
Adding to 1042086218 its reverse (8126802401), we get a palindrome (9168888619).
The spelling of 1042086218 in words is "one billion, forty-two million, eighty-six thousand, two hundred eighteen".
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