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142341136 = 2471774759
BaseRepresentation
bin10000111101111…
…11010000010000
3100220211200022221
420132333100100
5242414404021
622042510424
73345610510
oct1036772020
9326750287
10142341136
1173391003
123b805414
1323649b32
1414c93840
15c76a241
hex87bf410

142341136 has 40 divisors (see below), whose sum is σ = 333728640. Its totient is φ = 57414144.

The previous prime is 142341097. The next prime is 142341151. The reversal of 142341136 is 631143241.

It is a self number, because there is not a number n which added to its sum of digits gives 142341136.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35476 + ... + 39283.

It is an arithmetic number, because the mean of its divisors is an integer number (8343216).

Almost surely, 2142341136 is an apocalyptic number.

142341136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

142341136 is an abundant number, since it is smaller than the sum of its proper divisors (191387504).

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

142341136 is a wasteful number, since it uses less digits than its factorization.

142341136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74791 (or 74785 counting only the distinct ones).

The product of its digits is 1728, while the sum is 25.

The square root of 142341136 is about 11930.6804499995. The cubic root of 142341136 is about 522.1277902856.

Adding to 142341136 its reverse (631143241), we get a palindrome (773484377).

The spelling of 142341136 in words is "one hundred forty-two million, three hundred forty-one thousand, one hundred thirty-six".