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142450142435 = 5312353939043
BaseRepresentation
bin1000010010101010110…
…0001010110011100011
3111121200121002000022022
42010222230022303203
54313214214024220
6145235104532055
713202022142466
oct2045254126343
9447617060268
10142450142435
115545a434447
122373632102b
1310582385b13
146c74bc12dd
153a8ad9e925
hex212ab0ace3

142450142435 has 16 divisors (see below), whose sum is σ = 176466385920. Its totient is φ = 110276471520.

The previous prime is 142450142323. The next prime is 142450142437. The reversal of 142450142435 is 534241054241.

It is a happy number.

It is not a de Polignac number, because 142450142435 - 224 = 142433365219 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 142450142395 and 142450142404.

It is not an unprimeable number, because it can be changed into a prime (142450142437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3629024 + ... + 3668066.

It is an arithmetic number, because the mean of its divisors is an integer number (11029149120).

Almost surely, 2142450142435 is an apocalyptic number.

142450142435 is a deficient number, since it is larger than the sum of its proper divisors (34016243485).

142450142435 is a wasteful number, since it uses less digits than its factorization.

142450142435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62618.

The product of its (nonzero) digits is 76800, while the sum is 35.

Adding to 142450142435 its reverse (534241054241), we get a palindrome (676691196676).

The spelling of 142450142435 in words is "one hundred forty-two billion, four hundred fifty million, one hundred forty-two thousand, four hundred thirty-five".

Divisors: 1 5 31 155 23539 39043 117695 195215 729709 1210333 3648545 6051665 919033177 4595165885 28490028487 142450142435