Base | Representation |
---|---|
bin | 110001100111110110… |
… | …001001001111101100 |
3 | 12002112022012122120110 |
4 | 301213312021033230 |
5 | 1333110123320234 |
6 | 40251035020020 |
7 | 3564242201340 |
oct | 614766111754 |
9 | 162468178513 |
10 | 53281854444 |
11 | 20662243955 |
12 | a3abb9a610 |
13 | 504196aa30 |
14 | 2816545620 |
15 | 15bca611e9 |
hex | c67d893ec |
53281854444 has 96 divisors (see below), whose sum is σ = 162015469056. Its totient is φ = 13225743360.
The previous prime is 53281854443. The next prime is 53281854463. The reversal of 53281854444 is 44445818235.
It is a junction number, because it is equal to n+sod(n) for n = 53281854393 and 53281854402.
It is not an unprimeable number, because it can be changed into a prime (53281854443) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1416522 + ... + 1453649.
It is an arithmetic number, because the mean of its divisors is an integer number (1687661136).
Almost surely, 253281854444 is an apocalyptic number.
It is an amenable number.
53281854444 is an abundant number, since it is smaller than the sum of its proper divisors (108733614612).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53281854444 is a wasteful number, since it uses less digits than its factorization.
53281854444 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2870215 (or 2870213 counting only the distinct ones).
The product of its digits is 2457600, while the sum is 48.
The spelling of 53281854444 in words is "fifty-three billion, two hundred eighty-one million, eight hundred fifty-four thousand, four hundred forty-four".
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