Base | Representation |
---|---|
bin | 10000110010110… |
… | …00101101101100 |
3 | 100211002001211002 |
4 | 20121120231230 |
5 | 242030410211 |
6 | 21551215432 |
7 | 3330253106 |
oct | 1031305554 |
9 | 324061732 |
10 | 140872556 |
11 | 72578700 |
12 | 3b217578 |
13 | 23254556 |
14 | 149d0576 |
15 | c57a03b |
hex | 8658b6c |
140872556 has 72 divisors (see below), whose sum is σ = 287790720. Its totient is φ = 60192000.
The previous prime is 140872549. The next prime is 140872559. The reversal of 140872556 is 655278041.
It is not an unprimeable number, because it can be changed into a prime (140872559) 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 in 23 ways as a sum of consecutive naturals, for example, 615050 + ... + 615278.
Almost surely, 2140872556 is an apocalyptic number.
It is an amenable number.
140872556 is an abundant number, since it is smaller than the sum of its proper divisors (146918164).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
140872556 is a wasteful number, since it uses less digits than its factorization.
140872556 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 327 (or 314 counting only the distinct ones).
The product of its (nonzero) digits is 67200, while the sum is 38.
The square root of 140872556 is about 11868.9745134110. The cubic root of 140872556 is about 520.3259248659.
The spelling of 140872556 in words is "one hundred forty million, eight hundred seventy-two thousand, five hundred fifty-six".
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