Base | Representation |
---|---|
bin | 1000010001110111000… |
… | …0011000001101111100 |
3 | 111121010110202020212100 |
4 | 2010131300120031330 |
5 | 4312243141022030 |
6 | 145201353505100 |
7 | 13163445521535 |
oct | 2043560301574 |
9 | 447113666770 |
10 | 142233142140 |
11 | 5535899a961 |
12 | 23695712190 |
13 | 1054942888b |
14 | 6c5405568c |
15 | 3a76cd8360 |
hex | 211dc1837c |
142233142140 has 72 divisors (see below), whose sum is σ = 456819395760. Its totient is φ = 35697729024.
The previous prime is 142233142097. The next prime is 142233142151. The reversal of 142233142140 is 41241332241.
142233142140 is a `hidden beast` number, since 1 + 4 + 2 + 233 + 1 + 421 + 4 + 0 = 666.
It is a congruent number.
It is an unprimeable number.
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 23 ways as a sum of consecutive naturals, for example, 23237650 + ... + 23243769.
It is an arithmetic number, because the mean of its divisors is an integer number (6344713830).
Almost surely, 2142233142140 is an apocalyptic number.
142233142140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
142233142140 is an abundant number, since it is smaller than the sum of its proper divisors (314586253620).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142233142140 is a wasteful number, since it uses less digits than its factorization.
142233142140 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 46481451 (or 46481446 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 27.
Adding to 142233142140 its reverse (41241332241), we get a palindrome (183474474381).
The spelling of 142233142140 in words is "one hundred forty-two billion, two hundred thirty-three million, one hundred forty-two thousand, one hundred forty".
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