Search a number
-
+
8071230 = 235269041
BaseRepresentation
bin11110110010100000111110
3120012001122110
4132302200332
54031234410
6444554450
7125414166
oct36624076
916161573
108071230
114613042
122852a26
13189799b
1411015a6
15a96720
hex7b283e

8071230 has 16 divisors (see below), whose sum is σ = 19371024. Its totient is φ = 2152320.

The previous prime is 8071223. The next prime is 8071237. The reversal of 8071230 is 321708.

It is an interprime number because it is at equal distance from previous prime (8071223) and next prime (8071237).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 8071197 and 8071206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8071237) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 134491 + ... + 134550.

It is an arithmetic number, because the mean of its divisors is an integer number (1210689).

Almost surely, 28071230 is an apocalyptic number.

8071230 is an abundant number, since it is smaller than the sum of its proper divisors (11299794).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8071230 is a wasteful number, since it uses less digits than its factorization.

8071230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269051.

The product of its (nonzero) digits is 336, while the sum is 21.

The square root of 8071230 is about 2840.9910242730. The cubic root of 8071230 is about 200.5918302904.

Adding to 8071230 its reverse (321708), we get a palindrome (8392938).

The spelling of 8071230 in words is "eight million, seventy-one thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 269041 538082 807123 1345205 1614246 2690410 4035615 8071230