Base | Representation |
---|---|
bin | 1100000111110… |
… | …0010001000101 |
3 | 10112122222020212 |
4 | 3001330101011 |
5 | 101003400040 |
6 | 5013405205 |
7 | 1155065312 |
oct | 301742105 |
9 | 115588225 |
10 | 50840645 |
11 | 26775369 |
12 | 15039805 |
13 | a6c0c2b |
14 | 6a75d09 |
15 | 46e3d65 |
hex | 307c445 |
50840645 has 8 divisors (see below), whose sum is σ = 61375104. Its totient is φ = 40428304.
The previous prime is 50840623. The next prime is 50840677. The reversal of 50840645 is 54604805.
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 50840645 - 214 = 50824261 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29609 + ... + 31278.
It is an arithmetic number, because the mean of its divisors is an integer number (7671888).
Almost surely, 250840645 is an apocalyptic number.
It is an amenable number.
50840645 is a deficient number, since it is larger than the sum of its proper divisors (10534459).
50840645 is a wasteful number, since it uses less digits than its factorization.
50840645 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 61059.
The product of its (nonzero) digits is 19200, while the sum is 32.
The square root of 50840645 is about 7130.2626178844. The cubic root of 50840645 is about 370.4563276460.
The spelling of 50840645 in words is "fifty million, eight hundred forty thousand, six hundred forty-five".
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