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142146118 = 223712613
BaseRepresentation
bin10000111100011…
…11101001000110
3100220110202211001
420132033221012
5242342133433
622034403514
73344136112
oct1036175106
9326422731
10142146118
1173268534
123b73059a
13235ac13a
1414c42742
15c72c57d
hex878fa46

142146118 has 24 divisors (see below), whose sum is σ = 226035504. Its totient is φ = 66916080.

The previous prime is 142146113. The next prime is 142146157. The reversal of 142146118 is 811641241.

142146118 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 not an unprimeable number, because it can be changed into a prime (142146113) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 231580 + ... + 232192.

It is an arithmetic number, because the mean of its divisors is an integer number (9418146).

Almost surely, 2142146118 is an apocalyptic number.

142146118 is a deficient number, since it is larger than the sum of its proper divisors (83889386).

142146118 is an equidigital number, since it uses as much as digits as its factorization.

142146118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 780 (or 709 counting only the distinct ones).

The product of its digits is 1536, while the sum is 28.

The square root of 142146118 is about 11922.5046865162. The cubic root of 142146118 is about 521.8892299322.

Adding to 142146118 its reverse (811641241), we get a palindrome (953787359).

The spelling of 142146118 in words is "one hundred forty-two million, one hundred forty-six thousand, one hundred eighteen".

Divisors: 1 2 23 46 71 142 613 1226 1633 3266 5041 10082 14099 28198 43523 87046 115943 231886 1001029 2002058 3090133 6180266 71073059 142146118