Base | Representation |
---|---|
bin | 10100100111101010… |
… | …010110101111111011 |
3 | 2010010222210021212011 |
4 | 110213222112233323 |
5 | 330320401014011 |
6 | 14100542230351 |
7 | 1412441013055 |
oct | 244752265773 |
9 | 63128707764 |
10 | 22140251131 |
11 | 943165a409 |
12 | 435a8853b7 |
13 | 211ac1971b |
14 | 110064c8d5 |
15 | 898ad4621 |
hex | 527a96bfb |
22140251131 has 8 divisors (see below), whose sum is σ = 22630330944. Its totient is φ = 21650963520.
The previous prime is 22140251129. The next prime is 22140251137. The reversal of 22140251131 is 13115204122.
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 22140251131 - 21 = 22140251129 is a prime.
It is a super-2 number, since 2×221402511312 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (22140251137) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 141360 + ... + 253501.
It is an arithmetic number, because the mean of its divisors is an integer number (2828791368).
Almost surely, 222140251131 is an apocalyptic number.
22140251131 is a deficient number, since it is larger than the sum of its proper divisors (490079813).
22140251131 is a wasteful number, since it uses less digits than its factorization.
22140251131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 396101.
The product of its (nonzero) digits is 480, while the sum is 22.
Adding to 22140251131 its reverse (13115204122), we get a palindrome (35255455253).
The spelling of 22140251131 in words is "twenty-two billion, one hundred forty million, two hundred fifty-one thousand, one hundred thirty-one".
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