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850235 = 5170047
BaseRepresentation
bin11001111100100111011
31121012022012
43033210323
5204201420
630120135
710140551
oct3174473
91535265
10850235
11530881
1235004b
13239cc9
14181bd1
1511bdc5
hexcf93b

850235 has 4 divisors (see below), whose sum is σ = 1020288. Its totient is φ = 680184.

The previous prime is 850229. The next prime is 850243. The reversal of 850235 is 532058.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 532058 = 2266029.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-850235 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 850235.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85019 + ... + 85028.

It is an arithmetic number, because the mean of its divisors is an integer number (255072).

2850235 is an apocalyptic number.

850235 is a deficient number, since it is larger than the sum of its proper divisors (170053).

850235 is a wasteful number, since it uses less digits than its factorization.

850235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170052.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 850235 is about 922.0818835657. The cubic root of 850235 is about 94.7355526411.

The spelling of 850235 in words is "eight hundred fifty thousand, two hundred thirty-five".

Divisors: 1 5 170047 850235