Base | Representation |
---|---|
bin | 11000010000011101… |
… | …11000010010110111 |
3 | 1020121121002222021001 |
4 | 30020032320102313 |
5 | 203132343121330 |
6 | 5552132304131 |
7 | 640502562652 |
oct | 141016702267 |
9 | 36547088231 |
10 | 13023020215 |
11 | 5583178927 |
12 | 2635472047 |
13 | 12c70a1a2a |
14 | 8b783c899 |
15 | 51349c9ca |
hex | 3083b84b7 |
13023020215 has 8 divisors (see below), whose sum is σ = 15628295520. Its totient is φ = 10417968672.
The previous prime is 13023020173. The next prime is 13023020243. The reversal of 13023020215 is 51202032031.
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 13023020215 - 211 = 13023018167 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 13023020192 and 13023020201.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125766 + ... + 204604.
It is an arithmetic number, because the mean of its divisors is an integer number (1953536940).
Almost surely, 213023020215 is an apocalyptic number.
13023020215 is a deficient number, since it is larger than the sum of its proper divisors (2605275305).
13023020215 is an equidigital number, since it uses as much as digits as its factorization.
13023020215 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 111881.
The product of its (nonzero) digits is 360, while the sum is 19.
Adding to 13023020215 its reverse (51202032031), we get a palindrome (64225052246).
The spelling of 13023020215 in words is "thirteen billion, twenty-three million, twenty thousand, two hundred fifteen".
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