Base | Representation |
---|---|
bin | 110010100001000110… |
… | …100100101000001101 |
3 | 12012000020202120201021 |
4 | 302201012210220031 |
5 | 1342042032242341 |
6 | 40530232114141 |
7 | 3630115215163 |
oct | 624106445015 |
9 | 165006676637 |
10 | 54242462221 |
11 | 21005501782 |
12 | a619835951 |
13 | 5165994bbc |
14 | 28a7d5b233 |
15 | 16270609d1 |
hex | ca11a4a0d |
54242462221 has 8 divisors (see below), whose sum is σ = 54602755200. Its totient is φ = 53882592048.
The previous prime is 54242462201. The next prime is 54242462233. The reversal of 54242462221 is 12226424245.
It is a happy number.
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 54242462221 - 225 = 54208907789 is a prime.
It is a super-2 number, since 2×542424622212 (a number of 22 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 (54242462201) 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, 153840 + ... + 363526.
It is an arithmetic number, because the mean of its divisors is an integer number (6825344400).
Almost surely, 254242462221 is an apocalyptic number.
It is an amenable number.
54242462221 is a deficient number, since it is larger than the sum of its proper divisors (360292979).
54242462221 is a wasteful number, since it uses less digits than its factorization.
54242462221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 211403.
The product of its digits is 61440, while the sum is 34.
Adding to 54242462221 its reverse (12226424245), we get a palindrome (66468886466).
The spelling of 54242462221 in words is "fifty-four billion, two hundred forty-two million, four hundred sixty-two thousand, two hundred twenty-one".
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