Base | Representation |
---|---|
bin | 111100110100100… |
… | …111100100010010 |
3 | 2122010010001000121 |
4 | 330310213210102 |
5 | 4042212122024 |
6 | 245131140454 |
7 | 34200324262 |
oct | 7464474422 |
9 | 2563101017 |
10 | 1020426514 |
11 | 4840055a8 |
12 | 2458a472a |
13 | 13353c793 |
14 | 997477a2 |
15 | 5e8b88e4 |
hex | 3cd27912 |
1020426514 has 4 divisors (see below), whose sum is σ = 1530639774. Its totient is φ = 510213256.
The previous prime is 1020426497. The next prime is 1020426523. The reversal of 1020426514 is 4156240201.
It is a happy number.
1020426514 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4156240201 = 179 ⋅23219219.
It can be written as a sum of positive squares in only one way, i.e., 659616489 + 360810025 = 25683^2 + 18995^2 .
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255106627 + ... + 255106630.
Almost surely, 21020426514 is an apocalyptic number.
1020426514 is a deficient number, since it is larger than the sum of its proper divisors (510213260).
1020426514 is an equidigital number, since it uses as much as digits as its factorization.
1020426514 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 510213259.
The product of its (nonzero) digits is 1920, while the sum is 25.
The square root of 1020426514 is about 31944.1154831371. The cubic root of 1020426514 is about 1006.7629967658.
Adding to 1020426514 its reverse (4156240201), we get a palindrome (5176666715).
The spelling of 1020426514 in words is "one billion, twenty million, four hundred twenty-six thousand, five hundred fourteen".
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