Base | Representation |
---|---|
bin | 110001110000… |
… | …0101010110101 |
3 | 1211002022100201 |
4 | 1203200222311 |
5 | 23134223234 |
6 | 2331040501 |
7 | 434504452 |
oct | 143405265 |
9 | 54068321 |
10 | 26086069 |
11 | 137a7939 |
12 | 88a0131 |
13 | 5534659 |
14 | 3670829 |
15 | 2454314 |
hex | 18e0ab5 |
26086069 has 4 divisors (see below), whose sum is σ = 27459040. Its totient is φ = 24713100.
The previous prime is 26086063. The next prime is 26086087. The reversal of 26086069 is 96068062.
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, and also an emirpimes, since its reverse is a distinct semiprime: 96068062 = 2 ⋅48034031.
It is a cyclic number.
It is not a de Polignac number, because 26086069 - 215 = 26053301 is a prime.
It is a super-2 number, since 2×260860692 = 1360965991745522, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (26086063) 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, 686457 + ... + 686494.
It is an arithmetic number, because the mean of its divisors is an integer number (6864760).
Almost surely, 226086069 is an apocalyptic number.
It is an amenable number.
26086069 is a deficient number, since it is larger than the sum of its proper divisors (1372971).
26086069 is a wasteful number, since it uses less digits than its factorization.
26086069 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1372970.
The product of its (nonzero) digits is 31104, while the sum is 37.
The square root of 26086069 is about 5107.4523003157. The cubic root of 26086069 is about 296.5761430383.
The spelling of 26086069 in words is "twenty-six million, eighty-six thousand, sixty-nine".
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