Base | Representation |
---|---|
bin | 101000001101101… |
… | …1100110111001101 |
3 | 10111001002021022012 |
4 | 1100123130313031 |
5 | 10230414422024 |
6 | 341521431005 |
7 | 45303325130 |
oct | 12033346715 |
9 | 3431067265 |
10 | 1349373389 |
11 | 632760221 |
12 | 317a9b465 |
13 | 1867340c0 |
14 | cb2d4217 |
15 | 7d6e450e |
hex | 506dcdcd |
1349373389 has 24 divisors (see below), whose sum is σ = 1687851648. Its totient is φ = 1050295680.
The previous prime is 1349373383. The next prime is 1349373397. The reversal of 1349373389 is 9833739431.
It is a de Polignac number, because none of the positive numbers 2k-1349373389 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1349373383) 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 23 ways as a sum of consecutive naturals, for example, 2952449 + ... + 2952905.
It is an arithmetic number, because the mean of its divisors is an integer number (70327152).
Almost surely, 21349373389 is an apocalyptic number.
It is an amenable number.
1349373389 is a deficient number, since it is larger than the sum of its proper divisors (338478259).
1349373389 is an frugal number, since it uses more digits than its factorization.
1349373389 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1005 (or 548 counting only the distinct ones).
The product of its digits is 1469664, while the sum is 50.
The square root of 1349373389 is about 36733.8180563905. The cubic root of 1349373389 is about 1105.0384264873.
The spelling of 1349373389 in words is "one billion, three hundred forty-nine million, three hundred seventy-three thousand, three hundred eighty-nine".
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