Base | Representation |
---|---|
bin | 100111100110110… |
… | …0000010100000101 |
3 | 10102121122011100212 |
4 | 1033031200110011 |
5 | 10210202042133 |
6 | 335511445205 |
7 | 44634543332 |
oct | 11715402405 |
9 | 3377564325 |
10 | 1328940293 |
11 | 62217456a |
12 | 311086805 |
13 | 18242b805 |
14 | c86d5989 |
15 | 7ba0a148 |
hex | 4f360505 |
1328940293 has 8 divisors (see below), whose sum is σ = 1338600000. Its totient is φ = 1319309568.
The previous prime is 1328940281. The next prime is 1328940343. The reversal of 1328940293 is 3920498231.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1328940293 - 220 = 1327891717 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 1328940293.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1328940203) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 89408 + ... + 103206.
It is an arithmetic number, because the mean of its divisors is an integer number (167325000).
Almost surely, 21328940293 is an apocalyptic number.
It is an amenable number.
1328940293 is a deficient number, since it is larger than the sum of its proper divisors (9659707).
1328940293 is a wasteful number, since it uses less digits than its factorization.
1328940293 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14491.
The product of its (nonzero) digits is 93312, while the sum is 41.
The square root of 1328940293 is about 36454.6333543488. The cubic root of 1328940293 is about 1099.4322946634.
The spelling of 1328940293 in words is "one billion, three hundred twenty-eight million, nine hundred forty thousand, two hundred ninety-three".
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