Base | Representation |
---|---|
bin | 110010100001… |
… | …1011000000000 |
3 | 1211211211221202 |
4 | 1211003120000 |
5 | 23240142433 |
6 | 2343440332 |
7 | 441110252 |
oct | 145033000 |
9 | 54754852 |
10 | 26490368 |
11 | 13a53673 |
12 | 8a560a8 |
13 | 5646698 |
14 | 3737cd2 |
15 | 24d3ee8 |
hex | 1943600 |
26490368 has 40 divisors (see below), whose sum is σ = 54669120. Its totient is φ = 12810240.
The previous prime is 26490361. The next prime is 26490377. The reversal of 26490368 is 86309462.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (26490361) 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, 15038 + ... + 16706.
It is an arithmetic number, because the mean of its divisors is an integer number (1366728).
Almost surely, 226490368 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 26490368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27334560).
26490368 is an abundant number, since it is smaller than the sum of its proper divisors (28178752).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
26490368 is an equidigital number, since it uses as much as digits as its factorization.
26490368 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1718 (or 1702 counting only the distinct ones).
The product of its (nonzero) digits is 62208, while the sum is 38.
The square root of 26490368 is about 5146.8794429246. The cubic root of 26490368 is about 298.1004721048.
It can be divided in two parts, 26490 and 368, that multiplied together give a triangular number (9748320 = T4415).
The spelling of 26490368 in words is "twenty-six million, four hundred ninety thousand, three hundred sixty-eight".
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