Base | Representation |
---|---|
bin | 10101001111011110… |
… | …01100111000110101 |
3 | 1002102202211110122101 |
4 | 22213233030320311 |
5 | 141323422300341 |
6 | 5123341302101 |
7 | 552414164230 |
oct | 124757147065 |
9 | 32382743571 |
10 | 11404103221 |
11 | 49223565a5 |
12 | 2263264931 |
13 | 10c9874794 |
14 | 7a2822417 |
15 | 46b2b3831 |
hex | 2a7bcce35 |
11404103221 has 16 divisors (see below), whose sum is σ = 13743941760. Its totient is φ = 9243789120.
The previous prime is 11404103201. The next prime is 11404103233. The reversal of 11404103221 is 12230140411.
It is a cyclic number.
It is not a de Polignac number, because 11404103221 - 225 = 11370548789 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (19).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11404103201) 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, 2890 + ... + 151051.
It is an arithmetic number, because the mean of its divisors is an integer number (858996360).
Almost surely, 211404103221 is an apocalyptic number.
It is an amenable number.
11404103221 is a deficient number, since it is larger than the sum of its proper divisors (2339838539).
11404103221 is a wasteful number, since it uses less digits than its factorization.
11404103221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 154524.
The product of its (nonzero) digits is 192, while the sum is 19.
Adding to 11404103221 its reverse (12230140411), we get a palindrome (23634243632).
The spelling of 11404103221 in words is "eleven billion, four hundred four million, one hundred three thousand, two hundred twenty-one".
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