Base | Representation |
---|---|
bin | 110011010000… |
… | …1110001110000 |
3 | 1212120111100221 |
4 | 1212201301300 |
5 | 23340031130 |
6 | 2400022424 |
7 | 444310501 |
oct | 146416160 |
9 | 55514327 |
10 | 26877040 |
11 | 14198133 |
12 | 9001a14 |
13 | 5750698 |
14 | 37d8ba8 |
15 | 255d87a |
hex | 19a1c70 |
26877040 has 40 divisors (see below), whose sum is σ = 62964720. Its totient is φ = 10669056.
The previous prime is 26877013. The next prime is 26877047. The reversal of 26877040 is 4077862.
It is a tau number, because it is divible by the number of its divisors (40).
It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.
It is a junction number, because it is equal to n+sod(n) for n = 26876987 and 26877005.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (26877047) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9912 + ... + 12328.
It is an arithmetic number, because the mean of its divisors is an integer number (1574118).
Almost surely, 226877040 is an apocalyptic number.
26877040 is a gapful number since it is divisible by the number (20) 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 26877040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31482360).
26877040 is an abundant number, since it is smaller than the sum of its proper divisors (36087680).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
26877040 is a wasteful number, since it uses less digits than its factorization.
26877040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2569 (or 2563 counting only the distinct ones).
The product of its (nonzero) digits is 18816, while the sum is 34.
The square root of 26877040 is about 5184.3070896697. The cubic root of 26877040 is about 299.5438995185.
The spelling of 26877040 in words is "twenty-six million, eight hundred seventy-seven thousand, forty".
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