Base | Representation |
---|---|
bin | 10100111111100000… |
… | …100011100101011110 |
3 | 2011011212121200101001 |
4 | 110333200203211132 |
5 | 332130311213304 |
6 | 14204353340514 |
7 | 1425366455500 |
oct | 247740434536 |
9 | 64155550331 |
10 | 22540335454 |
11 | 961748270a |
12 | 445086773a |
13 | 2182a8a500 |
14 | 113b835d70 |
15 | 8bdcb2da4 |
hex | 53f82395e |
22540335454 has 36 divisors (see below), whose sum is σ = 42588771624. Its totient is φ = 8917049232.
The previous prime is 22540335451. The next prime is 22540335473. The reversal of 22540335454 is 45453304522.
It is a super-2 number, since 2×225403354542 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22540335451) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 663922 + ... + 697045.
It is an arithmetic number, because the mean of its divisors is an integer number (1183021434).
Almost surely, 222540335454 is an apocalyptic number.
22540335454 is a deficient number, since it is larger than the sum of its proper divisors (20048436170).
22540335454 is a wasteful number, since it uses less digits than its factorization.
22540335454 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1361009 (or 1360989 counting only the distinct ones).
The product of its (nonzero) digits is 288000, while the sum is 37.
Adding to 22540335454 its reverse (45453304522), we get a palindrome (67993639976).
The spelling of 22540335454 in words is "twenty-two billion, five hundred forty million, three hundred thirty-five thousand, four hundred fifty-four".
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