Base | Representation |
---|---|
bin | 10000111100001… |
… | …11001010110100 |
3 | 100220102000012122 |
4 | 20132013022310 |
5 | 242340031122 |
6 | 22033535112 |
7 | 3343632662 |
oct | 1036071264 |
9 | 326360178 |
10 | 142111412 |
11 | 73244453 |
12 | 3b714498 |
13 | 235993c1 |
14 | 14c33c32 |
15 | c722142 |
hex | 87872b4 |
142111412 has 48 divisors (see below), whose sum is σ = 273067200. Its totient is φ = 64477440.
The previous prime is 142111379. The next prime is 142111427. The reversal of 142111412 is 214111241.
It is a nude number because it is divisible by every one of its digits.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 183458 + ... + 184230.
It is an arithmetic number, because the mean of its divisors is an integer number (5688900).
Almost surely, 2142111412 is an apocalyptic number.
It is an amenable number.
142111412 is a deficient number, since it is larger than the sum of its proper divisors (130955788).
142111412 is a wasteful number, since it uses less digits than its factorization.
142111412 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 896 (or 894 counting only the distinct ones).
The product of its digits is 64, while the sum is 17.
The square root of 142111412 is about 11921.0491149060. The cubic root of 142111412 is about 521.8467521350.
Adding to 142111412 its reverse (214111241), we get a palindrome (356222653).
The spelling of 142111412 in words is "one hundred forty-two million, one hundred eleven thousand, four hundred twelve".
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