Base | Representation |
---|---|
bin | 11000011101111000… |
… | …000010001110100111 |
3 | 2111210212120201020202 |
4 | 120131320002032213 |
5 | 412300341012411 |
6 | 20022503221115 |
7 | 1620010042463 |
oct | 303570021647 |
9 | 74725521222 |
10 | 26271032231 |
11 | 10161349394 |
12 | 511214779b |
13 | 262896b2b2 |
14 | 13b30c74a3 |
15 | a3b58e83b |
hex | 61de023a7 |
26271032231 has 4 divisors (see below), whose sum is σ = 26271438432. Its totient is φ = 26270626032.
The previous prime is 26271032219. The next prime is 26271032267. The reversal of 26271032231 is 13223017262.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 26271032231 - 226 = 26203923367 is a prime.
It is a super-2 number, since 2×262710322312 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 26271032194 and 26271032203.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (26271032831) 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 3 ways as a sum of consecutive naturals, for example, 82031 + ... + 243456.
It is an arithmetic number, because the mean of its divisors is an integer number (6567859608).
Almost surely, 226271032231 is an apocalyptic number.
26271032231 is a deficient number, since it is larger than the sum of its proper divisors (406201).
26271032231 is an equidigital number, since it uses as much as digits as its factorization.
26271032231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 406200.
The product of its (nonzero) digits is 6048, while the sum is 29.
Adding to 26271032231 its reverse (13223017262), we get a palindrome (39494049493).
The spelling of 26271032231 in words is "twenty-six billion, two hundred seventy-one million, thirty-two thousand, two hundred thirty-one".
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