Search a number
-
+
1230262 = 21155921
BaseRepresentation
bin100101100010110110110
32022111121021
410230112312
5303332022
642211354
713312525
oct4542666
92274537
101230262
11770350
124b3b5a
13340c87
142404bc
151947c7
hex12c5b6

1230262 has 8 divisors (see below), whose sum is σ = 2013192. Its totient is φ = 559200.

The previous prime is 1230241. The next prime is 1230263. The reversal of 1230262 is 2620321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1230263) 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, 27939 + ... + 27982.

It is an arithmetic number, because the mean of its divisors is an integer number (251649).

21230262 is an apocalyptic number.

1230262 is a deficient number, since it is larger than the sum of its proper divisors (782930).

1230262 is a wasteful number, since it uses less digits than its factorization.

1230262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55934.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 1230262 is about 1109.1717630737. The cubic root of 1230262 is about 107.1517339524.

Adding to 1230262 its reverse (2620321), we get a palindrome (3850583).

The spelling of 1230262 in words is "one million, two hundred thirty thousand, two hundred sixty-two".

Divisors: 1 2 11 22 55921 111842 615131 1230262