Base | Representation |
---|---|
bin | 11000010010110000… |
… | …00100001000101001 |
3 | 1020122221012200010222 |
4 | 30021120010020221 |
5 | 203202301031400 |
6 | 5554055415425 |
7 | 641124625640 |
oct | 141130041051 |
9 | 36587180128 |
10 | 13042205225 |
11 | 5592a91905 |
12 | 263b984575 |
13 | 12cb05b1ca |
14 | 8ba1d4357 |
15 | 514edc185 |
hex | 309604229 |
13042205225 has 12 divisors (see below), whose sum is σ = 18482668224. Its totient is φ = 8943226320.
The previous prime is 13042205219. The next prime is 13042205233. The reversal of 13042205225 is 52250224031.
It is not a de Polignac number, because 13042205225 - 216 = 13042139689 is a prime.
It is a super-3 number, since 3×130422052253 (a number of 31 digits) contains 333 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 13042205194 and 13042205203.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 37263269 + ... + 37263618.
It is an arithmetic number, because the mean of its divisors is an integer number (1540222352).
Almost surely, 213042205225 is an apocalyptic number.
It is an amenable number.
13042205225 is a deficient number, since it is larger than the sum of its proper divisors (5440462999).
13042205225 is an equidigital number, since it uses as much as digits as its factorization.
13042205225 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 74526904 (or 74526899 counting only the distinct ones).
The product of its (nonzero) digits is 4800, while the sum is 26.
Adding to 13042205225 its reverse (52250224031), we get a palindrome (65292429256).
The spelling of 13042205225 in words is "thirteen billion, forty-two million, two hundred five thousand, two hundred twenty-five".
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