Search a number
-
+
223541242 = 2144777243
BaseRepresentation
bin11010101001011…
…11011111111010
3120120122001221021
431110233133322
5424211304432
634103133054
75353032511
oct1524573772
9516561837
10223541242
11105201931
1262a4418a
133740a532
142198d678
1514959697
hexd52f7fa

223541242 has 8 divisors (see below), whose sum is σ = 335547936. Its totient is φ = 111691932.

The previous prime is 223541239. The next prime is 223541249. The reversal of 223541242 is 242145322.

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

It is not an unprimeable number, because it can be changed into a prime (223541249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35728 + ... + 41515.

It is an arithmetic number, because the mean of its divisors is an integer number (41943492).

Almost surely, 2223541242 is an apocalyptic number.

223541242 is a deficient number, since it is larger than the sum of its proper divisors (112006694).

223541242 is a wasteful number, since it uses less digits than its factorization.

223541242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78692.

The product of its digits is 3840, while the sum is 25.

The square root of 223541242 is about 14951.2956629183. The cubic root of 223541242 is about 606.9029099779.

Adding to 223541242 its reverse (242145322), we get a palindrome (465686564).

The spelling of 223541242 in words is "two hundred twenty-three million, five hundred forty-one thousand, two hundred forty-two".

Divisors: 1 2 1447 2894 77243 154486 111770621 223541242