Base | Representation |
---|---|
bin | 11000010111010111… |
… | …101010010100010011 |
3 | 2111112021012022210221 |
4 | 120113113222110103 |
5 | 412034420214022 |
6 | 20004003533511 |
7 | 1614213221404 |
oct | 302727522423 |
9 | 74467168727 |
10 | 26161882387 |
11 | 10105778503 |
12 | 50a168a297 |
13 | 260c172ba4 |
14 | 13a27d39ab |
15 | a31bcdcc7 |
hex | 6175ea513 |
26161882387 has 8 divisors (see below), whose sum is σ = 26198499600. Its totient is φ = 26125290624.
The previous prime is 26161882343. The next prime is 26161882429. The reversal of 26161882387 is 78328816162.
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 26161882387 - 219 = 26161358099 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (26162882387) 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, 2912439 + ... + 2921407.
It is an arithmetic number, because the mean of its divisors is an integer number (3274812450).
Almost surely, 226161882387 is an apocalyptic number.
26161882387 is a deficient number, since it is larger than the sum of its proper divisors (36617213).
26161882387 is a wasteful number, since it uses less digits than its factorization.
26161882387 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12725.
The product of its digits is 1548288, while the sum is 52.
The spelling of 26161882387 in words is "twenty-six billion, one hundred sixty-one million, eight hundred eighty-two thousand, three hundred eighty-seven".
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