Base | Representation |
---|---|
bin | 110011001000… |
… | …1101011110000 |
3 | 1212110010221110 |
4 | 1212101223300 |
5 | 23330423440 |
6 | 2354353320 |
7 | 443614350 |
oct | 146215360 |
9 | 55403843 |
10 | 26811120 |
11 | 14152656 |
12 | 8b8b840 |
13 | 572968b |
14 | 37bcb60 |
15 | 2549080 |
hex | 1991af0 |
26811120 has 80 divisors (see below), whose sum is σ = 94993920. Its totient is φ = 6127872.
The previous prime is 26811101. The next prime is 26811121. The reversal of 26811120 is 2111862.
It is a tau number, because it is divible by the number of its divisors (80).
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (26811121) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6300 + ... + 9659.
It is an arithmetic number, because the mean of its divisors is an integer number (1187424).
Almost surely, 226811120 is an apocalyptic number.
26811120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
26811120 is an abundant number, since it is smaller than the sum of its proper divisors (68182800).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
26811120 is a wasteful number, since it uses less digits than its factorization.
26811120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15982 (or 15976 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 21.
The square root of 26811120 is about 5177.9455385317. The cubic root of 26811120 is about 299.2988068150.
Adding to 26811120 its reverse (2111862), we get a palindrome (28922982).
The spelling of 26811120 in words is "twenty-six million, eight hundred eleven thousand, one hundred twenty".
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