Search a number
142344342 = 23271129717
BaseRepresentation
bin10000111110000…
…00000010010110
3100220211211201200
420133000002112
5242420004332
622042533330
73345623040
oct1037000226
9326754650
10142344342
1173393458
123b807246
132364b42a
1414c94a90
15c76b17c
hex87c0096

142344342 has 24 divisors (see below), whose sum is σ = 352472016. Its totient is φ = 40669776.

The previous prime is 142344331. The next prime is 142344361. The reversal of 142344342 is 243443241.

It is a happy number.

142344342 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 564733 + ... + 564984.

It is an arithmetic number, because the mean of its divisors is an integer number (14686334).

Almost surely, 2142344342 is an apocalyptic number.

142344342 is an abundant number, since it is smaller than the sum of its proper divisors (210127674).

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

142344342 is a wasteful number, since it uses less digits than its factorization.

142344342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1129732 (or 1129729 counting only the distinct ones).

The product of its digits is 9216, while the sum is 27.

The square root of 142344342 is about 11930.8148087212. The cubic root of 142344342 is about 522.1317102795.

Adding to 142344342 its reverse (243443241), we get a palindrome (385787583).

The spelling of 142344342 in words is "one hundred forty-two million, three hundred forty-four thousand, three hundred forty-two".