Base | Representation |
---|---|
bin | 111101001101110… |
… | …111100000100101 |
3 | 2122120120022110000 |
4 | 331031313200211 |
5 | 4100410423123 |
6 | 245525051513 |
7 | 34310512332 |
oct | 7515674045 |
9 | 2576508400 |
10 | 1027045413 |
11 | 487816469 |
12 | 247b56b99 |
13 | 134a193a4 |
14 | 9a58b989 |
15 | 60274b43 |
hex | 3d377825 |
1027045413 has 10 divisors (see below), whose sum is σ = 1534228454. Its totient is φ = 684696888.
The previous prime is 1027045373. The next prime is 1027045417. The reversal of 1027045413 is 3145407201.
It can be written as a sum of positive squares in only one way, i.e., 531671364 + 495374049 = 23058^2 + 22257^2 .
It is a de Polignac number, because none of the positive numbers 2k-1027045413 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1027045417) 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 in 9 ways as a sum of consecutive naturals, for example, 6339706 + ... + 6339867.
Almost surely, 21027045413 is an apocalyptic number.
It is an amenable number.
1027045413 is a deficient number, since it is larger than the sum of its proper divisors (507183041).
1027045413 is an equidigital number, since it uses as much as digits as its factorization.
1027045413 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12679585 (or 12679576 counting only the distinct ones).
The product of its (nonzero) digits is 3360, while the sum is 27.
The square root of 1027045413 is about 32047.5492510738. The cubic root of 1027045413 is about 1008.9350645108.
The spelling of 1027045413 in words is "one billion, twenty-seven million, forty-five thousand, four hundred thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •