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142412104 = 2389200017
BaseRepresentation
bin10000111110100…
…00100101001000
3100220222021200101
420133100211020
5242424141404
622044215144
73346324432
oct1037204510
9326867611
10142412104
117342a35a
123b83a4b4
1323673223
1414cb1652
15c7812a4
hex87d0948

142412104 has 16 divisors (see below), whose sum is σ = 270024300. Its totient is φ = 70405632.

The previous prime is 142412041. The next prime is 142412107. The reversal of 142412104 is 401214241.

It can be written as a sum of positive squares in 2 ways, for example, as 120340900 + 22071204 = 10970^2 + 4698^2 .

It is not an unprimeable number, because it can be changed into a prime (142412107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 99297 + ... + 100720.

Almost surely, 2142412104 is an apocalyptic number.

It is an amenable number.

142412104 is a deficient number, since it is larger than the sum of its proper divisors (127612196).

142412104 is a wasteful number, since it uses less digits than its factorization.

142412104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200112 (or 200108 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 142412104 is about 11933.6542601166. The cubic root of 142412104 is about 522.2145494840.

Adding to 142412104 its reverse (401214241), we get a palindrome (543626345).

The spelling of 142412104 in words is "one hundred forty-two million, four hundred twelve thousand, one hundred four".

Divisors: 1 2 4 8 89 178 356 712 200017 400034 800068 1600136 17801513 35603026 71206052 142412104