Base | Representation |
---|---|
bin | 110010010101… |
… | …0011010101101 |
3 | 1211122122201120 |
4 | 1210222122231 |
5 | 23223410031 |
6 | 2341331153 |
7 | 440203233 |
oct | 144523255 |
9 | 54578646 |
10 | 26388141 |
11 | 1399388a |
12 | 8a06ab9 |
13 | 560bcb0 |
14 | 370c953 |
15 | 24b3a96 |
hex | 192a6ad |
26388141 has 16 divisors (see below), whose sum is σ = 38916864. Its totient is φ = 15799104.
The previous prime is 26388139. The next prime is 26388143. The reversal of 26388141 is 14188362.
It is an interprime number because it is at equal distance from previous prime (26388139) and next prime (26388143).
It is not a de Polignac number, because 26388141 - 21 = 26388139 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (26388143) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7701 + ... + 10586.
It is an arithmetic number, because the mean of its divisors is an integer number (2432304).
Almost surely, 226388141 is an apocalyptic number.
It is an amenable number.
26388141 is a deficient number, since it is larger than the sum of its proper divisors (12528723).
26388141 is a wasteful number, since it uses less digits than its factorization.
26388141 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18340.
The product of its digits is 9216, while the sum is 33.
The square root of 26388141 is about 5136.9388744660. The cubic root of 26388141 is about 297.7165186984.
The spelling of 26388141 in words is "twenty-six million, three hundred eighty-eight thousand, one hundred forty-one".
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