Base | Representation |
---|---|
bin | 110010010101… |
… | …1101010101101 |
3 | 1211122220202012 |
4 | 1210223222231 |
5 | 23224041021 |
6 | 2341411005 |
7 | 440224166 |
oct | 144535255 |
9 | 54586665 |
10 | 26393261 |
11 | 13997714 |
12 | 8a09a65 |
13 | 561141b |
14 | 371076d |
15 | 24b535b |
hex | 192baad |
26393261 has 8 divisors (see below), whose sum is σ = 27861600. Its totient is φ = 24932880.
The previous prime is 26393251. The next prime is 26393287. The reversal of 26393261 is 16239362.
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 26393261 - 210 = 26392237 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (26393201) 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, 5606 + ... + 9176.
It is an arithmetic number, because the mean of its divisors is an integer number (3482700).
Almost surely, 226393261 is an apocalyptic number.
It is an amenable number.
26393261 is a deficient number, since it is larger than the sum of its proper divisors (1468339).
26393261 is a wasteful number, since it uses less digits than its factorization.
26393261 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3979.
The product of its digits is 11664, while the sum is 32.
The square root of 26393261 is about 5137.4372015627. The cubic root of 26393261 is about 297.7357724230.
The spelling of 26393261 in words is "twenty-six million, three hundred ninety-three thousand, two hundred sixty-one".
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