Base | Representation |
---|---|
bin | 110010111111… |
… | …0100001100001 |
3 | 1212022011021211 |
4 | 1211332201201 |
5 | 23320421031 |
6 | 2352550121 |
7 | 443136505 |
oct | 145764141 |
9 | 55264254 |
10 | 26732641 |
11 | 140a96a1 |
12 | 8b52341 |
13 | 56cca40 |
14 | 379c305 |
15 | 2530bb1 |
hex | 197e861 |
26732641 has 4 divisors (see below), whose sum is σ = 28789012. Its totient is φ = 24676272.
The previous prime is 26732621. The next prime is 26732669. The reversal of 26732641 is 14623762.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 18490000 + 8242641 = 4300^2 + 2871^2 .
It is a cyclic number.
It is not a de Polignac number, because 26732641 - 25 = 26732609 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (26732621) 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 3 ways as a sum of consecutive naturals, for example, 1028166 + ... + 1028191.
It is an arithmetic number, because the mean of its divisors is an integer number (7197253).
Almost surely, 226732641 is an apocalyptic number.
It is an amenable number.
26732641 is a deficient number, since it is larger than the sum of its proper divisors (2056371).
26732641 is a wasteful number, since it uses less digits than its factorization.
26732641 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2056370.
The product of its digits is 12096, while the sum is 31.
The square root of 26732641 is about 5170.3617861809. The cubic root of 26732641 is about 299.0064949391.
The spelling of 26732641 in words is "twenty-six million, seven hundred thirty-two thousand, six hundred forty-one".
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