Base | Representation |
---|---|
bin | 10100100111001001… |
… | …001000100100100111 |
3 | 2010010101101211121021 |
4 | 110213021020210213 |
5 | 330311133323221 |
6 | 14100031432011 |
7 | 1412304001654 |
oct | 244711104447 |
9 | 63111354537 |
10 | 22131542311 |
11 | 942775133a |
12 | 4357985607 |
13 | 211918a788 |
14 | 10dd422c2b |
15 | 897e64041 |
hex | 527248927 |
22131542311 has 4 divisors (see below), whose sum is σ = 22133024712. Its totient is φ = 22130059912.
The previous prime is 22131542269. The next prime is 22131542371. The reversal of 22131542311 is 11324513122.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 22131542311 - 213 = 22131534119 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22131542371) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 718576 + ... + 748741.
It is an arithmetic number, because the mean of its divisors is an integer number (5533256178).
Almost surely, 222131542311 is an apocalyptic number.
22131542311 is a deficient number, since it is larger than the sum of its proper divisors (1482401).
22131542311 is a wasteful number, since it uses less digits than its factorization.
22131542311 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1482400.
The product of its digits is 1440, while the sum is 25.
The spelling of 22131542311 in words is "twenty-two billion, one hundred thirty-one million, five hundred forty-two thousand, three hundred eleven".
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