Base | Representation |
---|---|
bin | 1100111011101… |
… | …1010010101000 |
3 | 10210001220111022 |
4 | 3032323102220 |
5 | 102341311040 |
6 | 5214352012 |
7 | 1226033201 |
oct | 316732250 |
9 | 123056438 |
10 | 54244520 |
11 | 2868a790 |
12 | 161bb608 |
13 | b313365 |
14 | 72c05a8 |
15 | 4b676b5 |
hex | 33bb4a8 |
54244520 has 64 divisors (see below), whose sum is σ = 134447040. Its totient is φ = 19532800.
The previous prime is 54244507. The next prime is 54244523. The reversal of 54244520 is 2544245.
It is a self number, because there is not a number n which added to its sum of digits gives 54244520.
It is not an unprimeable number, because it can be changed into a prime (54244523) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49175 + ... + 50265.
It is an arithmetic number, because the mean of its divisors is an integer number (2100735).
Almost surely, 254244520 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 54244520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67223520).
54244520 is an abundant number, since it is smaller than the sum of its proper divisors (80202520).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54244520 is a wasteful number, since it uses less digits than its factorization.
54244520 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1226 (or 1222 counting only the distinct ones).
The product of its (nonzero) digits is 6400, while the sum is 26.
The square root of 54244520 is about 7365.0879152933. The cubic root of 54244520 is about 378.5459669258.
Adding to 54244520 its reverse (2544245), we get a palindrome (56788765).
The spelling of 54244520 in words is "fifty-four million, two hundred forty-four thousand, five hundred twenty".
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