Base | Representation |
---|---|
bin | 10000110010110… |
… | …11110011111100 |
3 | 100211002201020000 |
4 | 20121123303330 |
5 | 242031311434 |
6 | 21551354300 |
7 | 3330335103 |
oct | 1031336374 |
9 | 324081200 |
10 | 140885244 |
11 | 72587195 |
12 | 3b222990 |
13 | 2325a266 |
14 | 149d503a |
15 | c57db99 |
hex | 865bcfc |
140885244 has 30 divisors (see below), whose sum is σ = 368302704. Its totient is φ = 46961640.
The previous prime is 140885237. The next prime is 140885249. The reversal of 140885244 is 442588041.
140885244 is a `hidden beast` number, since 1 + 408 + 8 + 5 + 244 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a junction number, because it is equal to n+sod(n) for n = 140885199 and 140885208.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (140885249) by changing a digit.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 217092 + ... + 217739.
Almost surely, 2140885244 is an apocalyptic number.
It is an amenable number.
140885244 is an abundant number, since it is smaller than the sum of its proper divisors (227417460).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
140885244 is a wasteful number, since it uses less digits than its factorization.
140885244 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 434847 (or 434836 counting only the distinct ones).
The product of its (nonzero) digits is 40960, while the sum is 36.
The square root of 140885244 is about 11869.5090041669. The cubic root of 140885244 is about 520.3415458341.
The spelling of 140885244 in words is "one hundred forty million, eight hundred eighty-five thousand, two hundred forty-four".
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