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142412354 = 2723394349
BaseRepresentation
bin10000111110100…
…00101001000010
3100220222022000122
420133100221002
5242424143404
622044220242
73346325240
oct1037205102
9326868018
10142412354
117342a567
123b83a682
1323673386
1414cb1790
15c7813be
hex87d0a42

142412354 has 16 divisors (see below), whose sum is σ = 244296000. Its totient is φ = 60993744.

The previous prime is 142412351. The next prime is 142412363. The reversal of 142412354 is 453214241.

It is not an unprimeable number, because it can be changed into a prime (142412351) 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 7 ways as a sum of consecutive naturals, for example, 30572 + ... + 34920.

It is an arithmetic number, because the mean of its divisors is an integer number (15268500).

Almost surely, 2142412354 is an apocalyptic number.

142412354 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

142412354 is a deficient number, since it is larger than the sum of its proper divisors (101883646).

142412354 is a wasteful number, since it uses less digits than its factorization.

142412354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6697.

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

The square root of 142412354 is about 11933.6647346907. The cubic root of 142412354 is about 522.2148550610.

Adding to 142412354 its reverse (453214241), we get a palindrome (595626595).

The spelling of 142412354 in words is "one hundred forty-two million, four hundred twelve thousand, three hundred fifty-four".

Divisors: 1 2 7 14 2339 4349 4678 8698 16373 30443 32746 60886 10172311 20344622 71206177 142412354