Base | Representation |
---|---|
bin | 110010100010… |
… | …1101111110101 |
3 | 1211212100021122 |
4 | 1211011233311 |
5 | 23241000320 |
6 | 2343553325 |
7 | 441150503 |
oct | 145055765 |
9 | 54770248 |
10 | 26500085 |
11 | 13a5a9a7 |
12 | 8a5b845 |
13 | 564ac31 |
14 | 373b673 |
15 | 24d6d25 |
hex | 1945bf5 |
26500085 has 8 divisors (see below), whose sum is σ = 31881816. Its totient is φ = 21145600.
The previous prime is 26500073. The next prime is 26500087. The reversal of 26500085 is 58000562.
It can be written as a sum of positive squares in 4 ways, for example, as 8868484 + 17631601 = 2978^2 + 4199^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 26500085 - 26 = 26500021 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (26500087) 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, 4604 + ... + 8613.
It is an arithmetic number, because the mean of its divisors is an integer number (3985227).
Almost surely, 226500085 is an apocalyptic number.
It is an amenable number.
26500085 is a deficient number, since it is larger than the sum of its proper divisors (5381731).
26500085 is a wasteful number, since it uses less digits than its factorization.
26500085 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13623.
The product of its (nonzero) digits is 2400, while the sum is 26.
The square root of 26500085 is about 5147.8233264167. The cubic root of 26500085 is about 298.1369166492.
The spelling of 26500085 in words is "twenty-six million, five hundred thousand, eighty-five".
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