Base | Representation |
---|---|
bin | 110011000110… |
… | …0000011011101 |
3 | 1212101222022102 |
4 | 1212030003131 |
5 | 23324204221 |
6 | 2354054445 |
7 | 443460206 |
oct | 146140335 |
9 | 55358272 |
10 | 26788061 |
11 | 141372a3 |
12 | 8b7a425 |
13 | 571c031 |
14 | 37b45ad |
15 | 254230b |
hex | 198c0dd |
26788061 has 4 divisors (see below), whose sum is σ = 27652224. Its totient is φ = 25923900.
The previous prime is 26788057. The next prime is 26788067. The reversal of 26788061 is 16088762.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 26788061 - 22 = 26788057 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (26788067) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 432035 + ... + 432096.
It is an arithmetic number, because the mean of its divisors is an integer number (6913056).
Almost surely, 226788061 is an apocalyptic number.
It is an amenable number.
26788061 is a deficient number, since it is larger than the sum of its proper divisors (864163).
26788061 is an equidigital number, since it uses as much as digits as its factorization.
26788061 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 864162.
The product of its (nonzero) digits is 32256, while the sum is 38.
The square root of 26788061 is about 5175.7184042411. The cubic root of 26788061 is about 299.2129778668.
The spelling of 26788061 in words is "twenty-six million, seven hundred eighty-eight thousand, sixty-one".
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