Base | Representation |
---|---|
bin | 110010011010… |
… | …0000100000000 |
3 | 1211201122220210 |
4 | 1210310010000 |
5 | 23231141043 |
6 | 2342234120 |
7 | 440426352 |
oct | 144640400 |
9 | 54648823 |
10 | 26427648 |
11 | 13a10535 |
12 | 8a25940 |
13 | 5623c80 |
14 | 371d0d2 |
15 | 24c0633 |
hex | 1934100 |
26427648 has 72 divisors (see below), whose sum is σ = 75775168. Its totient is φ = 8128512.
The previous prime is 26427641. The next prime is 26427659. The reversal of 26427648 is 84672462.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is not an unprimeable number, because it can be changed into a prime (26427641) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8661 + ... + 11307.
Almost surely, 226427648 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 26427648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37887584).
26427648 is an abundant number, since it is smaller than the sum of its proper divisors (49347520).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
26427648 is a wasteful number, since it uses less digits than its factorization.
26427648 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2679 (or 2665 counting only the distinct ones).
The product of its digits is 129024, while the sum is 39.
The square root of 26427648 is about 5140.7828197659. The cubic root of 26427648 is about 297.8650200222.
The spelling of 26427648 in words is "twenty-six million, four hundred twenty-seven thousand, six hundred forty-eight".
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