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801230 = 25194217
BaseRepresentation
bin11000011100111001110
31111201002012
43003213032
5201114410
625101222
76544643
oct3034716
91451065
10801230
114a7a81
12327812
13220901
1416bdca
1510c605
hexc39ce

801230 has 16 divisors (see below), whose sum is σ = 1518480. Its totient is φ = 303552.

The previous prime is 801217. The next prime is 801247. The reversal of 801230 is 32108.

It is a congruent number.

It is an unprimeable number.

801230 is an untouchable number, because it is not equal to the sum of proper divisors of any 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, 1919 + ... + 2298.

It is an arithmetic number, because the mean of its divisors is an integer number (94905).

2801230 is an apocalyptic number.

801230 is a deficient number, since it is larger than the sum of its proper divisors (717250).

801230 is a wasteful number, since it uses less digits than its factorization.

801230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4243.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 801230 is about 895.1145178132. The cubic root of 801230 is about 92.8793285958.

Adding to 801230 its reverse (32108), we get a palindrome (833338).

The spelling of 801230 in words is "eight hundred one thousand, two hundred thirty".

Divisors: 1 2 5 10 19 38 95 190 4217 8434 21085 42170 80123 160246 400615 801230