Base | Representation |
---|---|
bin | 1100000001110… |
… | …1111010000000 |
3 | 10111221100002000 |
4 | 3000131322000 |
5 | 100404013034 |
6 | 5001224000 |
7 | 1151565426 |
oct | 300357200 |
9 | 114840060 |
10 | 50454144 |
11 | 26530a44 |
12 | 14a92000 |
13 | a5b7030 |
14 | 69b5116 |
15 | 4669599 |
hex | 301de80 |
50454144 has 128 divisors (see below), whose sum is σ = 160507200. Its totient is φ = 15510528.
The previous prime is 50454133. The next prime is 50454163. The reversal of 50454144 is 44145405.
It is a tau number, because it is divible by the number of its divisors (128).
It is a Harshad number since it is a multiple of its sum of digits (27).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44367 + ... + 45489.
Almost surely, 250454144 is an apocalyptic number.
50454144 is a gapful number since it is divisible by the number (54) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 50454144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80253600).
50454144 is an abundant number, since it is smaller than the sum of its proper divisors (110053056).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
50454144 is a wasteful number, since it uses less digits than its factorization.
50454144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1159 (or 1141 counting only the distinct ones).
The product of its (nonzero) digits is 6400, while the sum is 27.
The square root of 50454144 is about 7103.1080521135. The cubic root of 50454144 is about 369.5151770265.
Adding to 50454144 its reverse (44145405), we get a palindrome (94599549).
The spelling of 50454144 in words is "fifty million, four hundred fifty-four thousand, one hundred forty-four".
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