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142304348 = 221712911621
BaseRepresentation
bin10000111101101…
…10010001011100
3100220202210212102
420132312101130
5242412214343
622042024232
73345365324
oct1036662134
9326683772
10142304348
11733663aa
123b7a8078
1323636174
1414c84284
15c75e3b8
hex87b645c

142304348 has 24 divisors (see below), whose sum is σ = 264048624. Its totient is φ = 66873600.

The previous prime is 142304339. The next prime is 142304411. The reversal of 142304348 is 843403241.

142304348 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 142304348.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86978 + ... + 88598.

It is an arithmetic number, because the mean of its divisors is an integer number (11002026).

Almost surely, 2142304348 is an apocalyptic number.

It is an amenable number.

142304348 is a deficient number, since it is larger than the sum of its proper divisors (121744276).

142304348 is a wasteful number, since it uses less digits than its factorization.

142304348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2933 (or 2931 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

The square root of 142304348 is about 11929.1386109811. The cubic root of 142304348 is about 522.0828051823.

Adding to 142304348 its reverse (843403241), we get a palindrome (985707589).

The spelling of 142304348 in words is "one hundred forty-two million, three hundred four thousand, three hundred forty-eight".

Divisors: 1 2 4 17 34 68 1291 1621 2582 3242 5164 6484 21947 27557 43894 55114 87788 110228 2092711 4185422 8370844 35576087 71152174 142304348