Base | Representation |
---|---|
bin | 11000110001111011… |
… | …11110100000101001 |
3 | 1021100011110011022121 |
4 | 30120331332200221 |
5 | 204221233130042 |
6 | 10040042351241 |
7 | 650452310311 |
oct | 143075764051 |
9 | 37304404277 |
10 | 13303801897 |
11 | 5707716301 |
12 | 26b34bb521 |
13 | 1340301139 |
14 | 902c4c441 |
15 | 52ce62367 |
hex | 318f7e829 |
13303801897 has 8 divisors (see below), whose sum is σ = 13413489480. Its totient is φ = 13194491520.
The previous prime is 13303801829. The next prime is 13303801913. The reversal of 13303801897 is 79810830331.
It can be written as a sum of positive squares in 4 ways, for example, as 10232536336 + 3071265561 = 101156^2 + 55419^2 .
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 13303801897 - 223 = 13295413289 is a prime.
It is a super-2 number, since 2×133038018972 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13303805897) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23254 + ... + 164767.
It is an arithmetic number, because the mean of its divisors is an integer number (1676686185).
Almost surely, 213303801897 is an apocalyptic number.
It is an amenable number.
13303801897 is a deficient number, since it is larger than the sum of its proper divisors (109687583).
13303801897 is a wasteful number, since it uses less digits than its factorization.
13303801897 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 188603.
The product of its (nonzero) digits is 108864, while the sum is 43.
The spelling of 13303801897 in words is "thirteen billion, three hundred three million, eight hundred one thousand, eight hundred ninety-seven".
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