Base | Representation |
---|---|
bin | 110001111111… |
… | …0001110100100 |
3 | 1211022110102211 |
4 | 1203332032210 |
5 | 23202112030 |
6 | 2333413204 |
7 | 435520441 |
oct | 143761644 |
9 | 54273384 |
10 | 26207140 |
11 | 1387a8a3 |
12 | 893a204 |
13 | 55777ab |
14 | 36a29c8 |
15 | 247a12a |
hex | 18fe3a4 |
26207140 has 24 divisors (see below), whose sum is σ = 55379520. Its totient is φ = 10417248.
The previous prime is 26207131. The next prime is 26207147. The reversal of 26207140 is 4170262.
It is a plaindrome in base 13.
It is not an unprimeable number, because it can be changed into a prime (26207147) 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, 760 + ... + 7279.
It is an arithmetic number, because the mean of its divisors is an integer number (2307480).
Almost surely, 226207140 is an apocalyptic number.
26207140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
26207140 is an abundant number, since it is smaller than the sum of its proper divisors (29172380).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
26207140 is a wasteful number, since it uses less digits than its factorization.
26207140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8211 (or 8209 counting only the distinct ones).
The product of its (nonzero) digits is 672, while the sum is 22.
The square root of 26207140 is about 5119.2909665304. The cubic root of 26207140 is about 297.0342593696.
The spelling of 26207140 in words is "twenty-six million, two hundred seven thousand, one hundred forty".
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