Base | Representation |
---|---|
bin | 10000111110001… |
… | …10010110001100 |
3 | 100220220011011221 |
4 | 20133012112030 |
5 | 242421321223 |
6 | 22043253124 |
7 | 3346061302 |
oct | 1037062614 |
9 | 326804157 |
10 | 142370188 |
11 | 73400914 |
12 | 3b81a1a4 |
13 | 2365a11c |
14 | 14ca0272 |
15 | c773b5d |
hex | 87c658c |
142370188 has 6 divisors (see below), whose sum is σ = 249147836. Its totient is φ = 71185092.
The previous prime is 142370183. The next prime is 142370201. The reversal of 142370188 is 881073241.
It is a happy number.
142370188 is digitally balanced in base 3 and base 9, because in such bases it contains all the possibile digits an equal number of times.
142370188 is strictly pandigital in base 9.
It is not an unprimeable number, because it can be changed into a prime (142370183) by changing a digit.
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 as a sum of consecutive naturals, namely, 17796270 + ... + 17796277.
Almost surely, 2142370188 is an apocalyptic number.
It is an amenable number.
142370188 is a deficient number, since it is larger than the sum of its proper divisors (106777648).
142370188 is a wasteful number, since it uses less digits than its factorization.
142370188 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 35592551 (or 35592549 counting only the distinct ones).
The product of its (nonzero) digits is 10752, while the sum is 34.
The square root of 142370188 is about 11931.8979211188. The cubic root of 142370188 is about 522.1633101761.
The spelling of 142370188 in words is "one hundred forty-two million, three hundred seventy thousand, one hundred eighty-eight".
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