Base | Representation |
---|---|
bin | 110010010101… |
… | …1000100011110 |
3 | 1211122210101120 |
4 | 1210223010132 |
5 | 23224001224 |
6 | 2341351410 |
7 | 440214102 |
oct | 144530436 |
9 | 54583346 |
10 | 26390814 |
11 | 1399589a |
12 | 8a08566 |
13 | 5610288 |
14 | 370d902 |
15 | 24b4779 |
hex | 192b11e |
26390814 has 32 divisors (see below), whose sum is σ = 54185760. Its totient is φ = 8566272.
The previous prime is 26390813. The next prime is 26390909. The reversal of 26390814 is 41809362.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (26390813) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38644 + ... + 39320.
It is an arithmetic number, because the mean of its divisors is an integer number (1693305).
Almost surely, 226390814 is an apocalyptic number.
26390814 is an abundant number, since it is smaller than the sum of its proper divisors (27794946).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
26390814 is a wasteful number, since it uses less digits than its factorization.
26390814 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 844.
The product of its (nonzero) digits is 10368, while the sum is 33.
The square root of 26390814 is about 5137.1990422798. The cubic root of 26390814 is about 297.7265708071.
The spelling of 26390814 in words is "twenty-six million, three hundred ninety thousand, eight hundred fourteen".
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