Base | Representation |
---|---|
bin | 1011111100001… |
… | …1000000000101 |
3 | 10111020102022101 |
4 | 2333003000011 |
5 | 100310104142 |
6 | 4545232101 |
7 | 1145455033 |
oct | 277030005 |
9 | 114212271 |
10 | 50081797 |
11 | 262a7217 |
12 | 14932631 |
13 | a4b66cc |
14 | 6919553 |
15 | 45e40b7 |
hex | 2fc3005 |
50081797 has 4 divisors (see below), whose sum is σ = 50381856. Its totient is φ = 49781740.
The previous prime is 50081789. The next prime is 50081809. The reversal of 50081797 is 79718005.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 50081797 - 23 = 50081789 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (50081747) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 149779 + ... + 150112.
It is an arithmetic number, because the mean of its divisors is an integer number (12595464).
Almost surely, 250081797 is an apocalyptic number.
It is an amenable number.
50081797 is a deficient number, since it is larger than the sum of its proper divisors (300059).
50081797 is a wasteful number, since it uses less digits than its factorization.
50081797 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 300058.
The product of its (nonzero) digits is 17640, while the sum is 37.
The square root of 50081797 is about 7076.8493695994. The cubic root of 50081797 is about 368.6039355624.
The spelling of 50081797 in words is "fifty million, eighty-one thousand, seven hundred ninety-seven".
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