Base | Representation |
---|---|
bin | 1011111011110… |
… | …0001000001101 |
3 | 10111011222200201 |
4 | 2332330020031 |
5 | 100303204040 |
6 | 4544453501 |
7 | 1145306665 |
oct | 276741015 |
9 | 114158621 |
10 | 50053645 |
11 | 26288054 |
12 | 1491a291 |
13 | a4a6955 |
14 | 690d1a5 |
15 | 45daa9a |
hex | 2fbc20d |
50053645 has 8 divisors (see below), whose sum is σ = 60107256. Its totient is φ = 40014336.
The previous prime is 50053643. The next prime is 50053669. The reversal of 50053645 is 54635005.
It can be written as a sum of positive squares in 4 ways, for example, as 27071209 + 22982436 = 5203^2 + 4794^2 .
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 50053645 - 21 = 50053643 is a prime.
It is a super-3 number, since 3×500536453 (a number of 24 digits) contains 333 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 (50053643) 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, 6949 + ... + 12181.
It is an arithmetic number, because the mean of its divisors is an integer number (7513407).
Almost surely, 250053645 is an apocalyptic number.
It is an amenable number.
50053645 is a deficient number, since it is larger than the sum of its proper divisors (10053611).
50053645 is a wasteful number, since it uses less digits than its factorization.
50053645 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7151.
The product of its (nonzero) digits is 9000, while the sum is 28.
The square root of 50053645 is about 7074.8600692876. The cubic root of 50053645 is about 368.5348560192.
It can be divided in two parts, 500 and 53645, that added together give a palindrome (54145).
The spelling of 50053645 in words is "fifty million, fifty-three thousand, six hundred forty-five".
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