Base | Representation |
---|---|
bin | 11101010010111101010… |
… | …101111010000010100111 |
3 | 21010110110212010001122010 |
4 | 131102331111322002213 |
5 | 230441034130043421 |
6 | 4140510000005303 |
7 | 265310333651634 |
oct | 35227525720247 |
9 | 7113425101563 |
10 | 2013221331111 |
11 | 706890a58611 |
12 | 286213900833 |
13 | 117acc74b613 |
14 | 6d62479118b |
15 | 3757da9e076 |
hex | 1d4bd57a0a7 |
2013221331111 has 8 divisors (see below), whose sum is σ = 2842194820464. Its totient is φ = 1263197697920.
The previous prime is 2013221330987. The next prime is 2013221331139. The reversal of 2013221331111 is 1111331223102.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2013221331111 - 27 = 2013221330983 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2013221331211) 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 7 ways as a sum of consecutive naturals, for example, 19737463980 + ... + 19737464081.
It is an arithmetic number, because the mean of its divisors is an integer number (355274352558).
Almost surely, 22013221331111 is an apocalyptic number.
2013221331111 is a deficient number, since it is larger than the sum of its proper divisors (828973489353).
2013221331111 is a wasteful number, since it uses less digits than its factorization.
2013221331111 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 39474928081.
The product of its (nonzero) digits is 216, while the sum is 21.
Adding to 2013221331111 its reverse (1111331223102), we get a palindrome (3124552554213).
The spelling of 2013221331111 in words is "two trillion, thirteen billion, two hundred twenty-one million, three hundred thirty-one thousand, one hundred eleven".
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