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142314542 = 22910922511
BaseRepresentation
bin10000111101110…
…00110000101110
3100220210022211222
420132320300232
5242413031132
622042143342
73345440126
oct1036706056
9326708758
10142314542
1173373027
123b7b1b52
132363a9b6
1414c87c86
15c762412
hex87b8c2e

142314542 has 16 divisors (see below), whose sum is σ = 222868800. Its totient is φ = 68070240.

The previous prime is 142314517. The next prime is 142314587. The reversal of 142314542 is 245413241.

142314542 is digitally balanced in base 2, 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 7 ways as a sum of consecutive naturals, for example, 4934 + ... + 17577.

It is an arithmetic number, because the mean of its divisors is an integer number (13929300).

Almost surely, 2142314542 is an apocalyptic number.

142314542 is a deficient number, since it is larger than the sum of its proper divisors (80554258).

142314542 is a wasteful number, since it uses less digits than its factorization.

142314542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22651.

The product of its digits is 3840, while the sum is 26.

The square root of 142314542 is about 11929.5658764265. The cubic root of 142314542 is about 522.0952713861.

Adding to 142314542 its reverse (245413241), we get a palindrome (387727783).

The spelling of 142314542 in words is "one hundred forty-two million, three hundred fourteen thousand, five hundred forty-two".

Divisors: 1 2 29 58 109 218 3161 6322 22511 45022 652819 1305638 2453699 4907398 71157271 142314542