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850049 is a prime number
BaseRepresentation
bin11001111100010000001
31121012001022
43033202001
5204200144
630115225
710140164
oct3174201
91535038
10850049
11530722
1234bb15
13239bb5
14181adb
1511bcee
hexcf881

850049 has 2 divisors, whose sum is σ = 850050. Its totient is φ = 850048.

The previous prime is 850043. The next prime is 850061. The reversal of 850049 is 940058.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 734449 + 115600 = 857^2 + 340^2 .

It is a cyclic number.

It is not a de Polignac number, because 850049 - 24 = 850033 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a plaindrome in base 15.

It is not a weakly prime, because it can be changed into another prime (850043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 425024 + 425025.

It is an arithmetic number, because the mean of its divisors is an integer number (425025).

2850049 is an apocalyptic number.

It is an amenable number.

850049 is a deficient number, since it is larger than the sum of its proper divisors (1).

850049 is an equidigital number, since it uses as much as digits as its factorization.

850049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 850049 is about 921.9810193274. The cubic root of 850049 is about 94.7286439245.

Subtracting 850049 from its reverse (940058), we obtain a palindrome (90009).

The spelling of 850049 in words is "eight hundred fifty thousand, forty-nine".