Base | Representation |
---|---|
bin | 110001111010… |
… | …0110101110000 |
3 | 1211020111200200 |
4 | 1203310311300 |
5 | 23144344223 |
6 | 2332515200 |
7 | 435300360 |
oct | 143646560 |
9 | 54214620 |
10 | 26168688 |
11 | 13853a17 |
12 | 891bb00 |
13 | 5563140 |
14 | 36929a0 |
15 | 246da43 |
hex | 18f4d70 |
26168688 has 120 divisors (see below), whose sum is σ = 90181728. Its totient is φ = 6898176.
The previous prime is 26168651. The next prime is 26168689. The reversal of 26168688 is 88686162.
It is a nude number because it is divisible by every one of its digits.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (26168689) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12106 + ... + 14102.
Almost surely, 226168688 is an apocalyptic number.
26168688 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 26168688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45090864).
26168688 is an abundant number, since it is smaller than the sum of its proper divisors (64013040).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
26168688 is a wasteful number, since it uses less digits than its factorization.
26168688 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2031 (or 2022 counting only the distinct ones).
The product of its digits is 221184, while the sum is 45.
The square root of 26168688 is about 5115.5339897219. The cubic root of 26168688 is about 296.8889153662. Note that the first 3 decimals are identical.
The spelling of 26168688 in words is "twenty-six million, one hundred sixty-eight thousand, six hundred eighty-eight".
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