Base | Representation |
---|---|
bin | 10100111000011101… |
… | …00111111111011111 |
3 | 1001221022111112011212 |
4 | 22130032213333133 |
5 | 140430004422421 |
6 | 5052242535035 |
7 | 544551022223 |
oct | 123416477737 |
9 | 31838445155 |
10 | 11211014111 |
11 | 4833363920 |
12 | 220a66747b |
13 | 1098869c7b |
14 | 784d1c783 |
15 | 459371e5b |
hex | 29c3a7fdf |
11211014111 has 16 divisors (see below), whose sum is σ = 12295825920. Its totient is φ = 10137262080.
The previous prime is 11211014083. The next prime is 11211014117. The reversal of 11211014111 is 11141011211.
It is a happy number.
It is a de Polignac number, because none of the positive numbers 2k-11211014111 is a prime.
It is a super-2 number, since 2×112110141112 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11211014117) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2222330 + ... + 2227368.
It is an arithmetic number, because the mean of its divisors is an integer number (768489120).
Almost surely, 211211014111 is an apocalyptic number.
11211014111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
11211014111 is a deficient number, since it is larger than the sum of its proper divisors (1084811809).
11211014111 is a wasteful number, since it uses less digits than its factorization.
11211014111 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6094.
The product of its (nonzero) digits is 8, while the sum is 14.
Adding to 11211014111 its reverse (11141011211), we get a palindrome (22352025322).
The spelling of 11211014111 in words is "eleven billion, two hundred eleven million, fourteen thousand, one hundred eleven".
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