Base | Representation |
---|---|
bin | 10000111111000… |
… | …11110011000010 |
3 | 100221010021122201 |
4 | 20133203303002 |
5 | 242434201233 |
6 | 22050023414 |
7 | 3350103061 |
oct | 1037436302 |
9 | 327107581 |
10 | 142490818 |
11 | 73483508 |
12 | 3b877b6a |
13 | 2369ccc2 |
14 | 14cd21d8 |
15 | c79977d |
hex | 87e3cc2 |
142490818 has 32 divisors (see below), whose sum is σ = 227515392. Its totient is φ = 66830400.
The previous prime is 142490809. The next prime is 142490837. The reversal of 142490818 is 818094241.
142490818 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 338248 + ... + 338668.
It is an arithmetic number, because the mean of its divisors is an integer number (7109856).
Almost surely, 2142490818 is an apocalyptic number.
142490818 is a deficient number, since it is larger than the sum of its proper divisors (85024574).
142490818 is a wasteful number, since it uses less digits than its factorization.
142490818 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 610.
The product of its (nonzero) digits is 18432, while the sum is 37.
The square root of 142490818 is about 11936.9517884592. The cubic root of 142490818 is about 522.3107445497.
The spelling of 142490818 in words is "one hundred forty-two million, four hundred ninety thousand, eight hundred eighteen".
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