Base | Representation |
---|---|
bin | 101101000101… |
… | …010000110110 |
3 | 211020102022010 |
4 | 231011100312 |
5 | 11011134123 |
6 | 1101145050 |
7 | 202310631 |
oct | 55052066 |
9 | 24212263 |
10 | 11818038 |
11 | 6742081 |
12 | 3b5b186 |
13 | 25aa22b |
14 | 17d8c18 |
15 | 1086993 |
hex | b45436 |
11818038 has 32 divisors (see below), whose sum is σ = 25200000. Its totient is φ = 3684096.
The previous prime is 11818007. The next prime is 11818049. The reversal of 11818038 is 83081811.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 11817996 and 11818014.
It is a congruent number.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 8838 + ... + 10086.
It is an arithmetic number, because the mean of its divisors is an integer number (787500).
Almost surely, 211818038 is an apocalyptic number.
11818038 is an abundant number, since it is smaller than the sum of its proper divisors (13381962).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11818038 is a wasteful number, since it uses less digits than its factorization.
11818038 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1356.
The product of its (nonzero) digits is 1536, while the sum is 30.
The square root of 11818038 is about 3437.7373372612. The cubic root of 11818038 is about 227.7797580809.
Adding to 11818038 its reverse (83081811), we get a palindrome (94899849).
It can be divided in two parts, 1181803 and 8, that added together give a palindrome (1181811).
The spelling of 11818038 in words is "eleven million, eight hundred eighteen thousand, thirty-eight".
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