Base | Representation |
---|---|
bin | 110010001010… |
… | …0010100101001 |
3 | 1211111001120201 |
4 | 1210110110221 |
5 | 23213011031 |
6 | 2335352201 |
7 | 436345336 |
oct | 144242451 |
9 | 54431521 |
10 | 26297641 |
11 | 13931897 |
12 | 8982661 |
13 | 55a9a46 |
14 | 36c798d |
15 | 2496d61 |
hex | 1914529 |
26297641 has 8 divisors (see below), whose sum is σ = 27212544. Its totient is φ = 25386960.
The previous prime is 26297627. The next prime is 26297647. The reversal of 26297641 is 14679262.
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 26297641 - 29 = 26297129 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 26297641.
It is not an unprimeable number, because it can be changed into a prime (26297647) 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, 16506 + ... + 18028.
It is an arithmetic number, because the mean of its divisors is an integer number (3401568).
Almost surely, 226297641 is an apocalyptic number.
It is an amenable number.
26297641 is a deficient number, since it is larger than the sum of its proper divisors (914903).
26297641 is a wasteful number, since it uses less digits than its factorization.
26297641 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2111.
The product of its digits is 36288, while the sum is 37.
The square root of 26297641 is about 5128.1225609379. The cubic root of 26297641 is about 297.3757822398.
It can be divided in two parts, 262 and 97641, that added together give a triangular number (97903 = T442).
The spelling of 26297641 in words is "twenty-six million, two hundred ninety-seven thousand, six hundred forty-one".
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