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1442034223 = 7316645319
BaseRepresentation
bin101010111110011…
…1011001000101111
310201111102221001221
41111330323020233
510423130043343
6355031444211
750510042260
oct12574731057
93644387057
101442034223
1167aa99723
12342b26667
1319c9a81b6
14d9734967
15868e95ed
hex55f3b22f

1442034223 has 8 divisors (see below), whose sum is σ = 1701201920. Its totient is φ = 1196157240.

The previous prime is 1442034221. The next prime is 1442034239. The reversal of 1442034223 is 3224302441.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1442034223 - 21 = 1442034221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1442034221) 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 7 ways as a sum of consecutive naturals, for example, 3322443 + ... + 3322876.

It is an arithmetic number, because the mean of its divisors is an integer number (212650240).

Almost surely, 21442034223 is an apocalyptic number.

1442034223 is a deficient number, since it is larger than the sum of its proper divisors (259167697).

1442034223 is an equidigital number, since it uses as much as digits as its factorization.

1442034223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6645357.

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 1442034223 is about 37974.1257042213. The cubic root of 1442034223 is about 1129.7747281117.

Adding to 1442034223 its reverse (3224302441), we get a palindrome (4666336664).

The spelling of 1442034223 in words is "one billion, four hundred forty-two million, thirty-four thousand, two hundred twenty-three".

Divisors: 1 7 31 217 6645319 46517233 206004889 1442034223