Base | Representation |
---|---|
bin | 110001110100… |
… | …0101001000000 |
3 | 1211010222011000 |
4 | 1203220221000 |
5 | 23141244340 |
6 | 2331452000 |
7 | 435001605 |
oct | 143505100 |
9 | 54128130 |
10 | 26118720 |
11 | 1381a421 |
12 | 88b7000 |
13 | 5546484 |
14 | 367c6ac |
15 | 245dd30 |
hex | 18e8a40 |
26118720 has 112 divisors (see below), whose sum is σ = 92171520. Its totient is φ = 6962688.
The previous prime is 26118691. The next prime is 26118733. The reversal of 26118720 is 2781162.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7129 + ... + 10151.
It is an arithmetic number, because the mean of its divisors is an integer number (822960).
Almost surely, 226118720 is an apocalyptic number.
26118720 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 26118720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46085760).
26118720 is an abundant number, since it is smaller than the sum of its proper divisors (66052800).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
26118720 is a wasteful number, since it uses less digits than its factorization.
26118720 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3049 (or 3033 counting only the distinct ones).
The product of its (nonzero) digits is 1344, while the sum is 27.
The square root of 26118720 is about 5110.6477084612. The cubic root of 26118720 is about 296.6998293666.
Adding to 26118720 its reverse (2781162), we get a palindrome (28899882).
It can be divided in two parts, 261 and 18720, that added together give a palindrome (18981).
The spelling of 26118720 in words is "twenty-six million, one hundred eighteen thousand, seven hundred twenty".
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