Search a number
BaseRepresentation
bin11010011101110…
…10011011010110
3120110202102202222
431032322123112
5423313410032
634010302342
75334036431
oct1516723326
9513672688
10222013142
1110435883a
12624279b2
1336cc3b30
14216b2818
1514756a12
hexd3ba6d6

222013142 has 8 divisors (see below), whose sum is σ = 358636656. Its totient is φ = 102467592.

The previous prime is 222013109. The next prime is 222013151. The reversal of 222013142 is 241310222.

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

It is a self number, because there is not a number n which added to its sum of digits gives 222013142.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4269458 + ... + 4269509.

It is an arithmetic number, because the mean of its divisors is an integer number (44829582).

Almost surely, 2222013142 is an apocalyptic number.

222013142 is a deficient number, since it is larger than the sum of its proper divisors (136623514).

222013142 is a wasteful number, since it uses less digits than its factorization.

222013142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8538982.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 222013142 is about 14900.1054358686. The cubic root of 222013142 is about 605.5168426816.

Adding to 222013142 its reverse (241310222), we get a palindrome (463323364).

The spelling of 222013142 in words is "two hundred twenty-two million, thirteen thousand, one hundred forty-two".