Base | Representation |
---|---|
bin | 10000110011100… |
… | …01101100000110 |
3 | 100211021021010220 |
4 | 20121301230012 |
5 | 242042143404 |
6 | 21553325210 |
7 | 3331160256 |
oct | 1031615406 |
9 | 324237126 |
10 | 140974854 |
11 | 72638549 |
12 | 3b266806 |
13 | 2328bc97 |
14 | 14a19966 |
15 | c59a4d9 |
hex | 8671b06 |
140974854 has 16 divisors (see below), whose sum is σ = 284586048. Its totient is φ = 46552232.
The previous prime is 140974849. The next prime is 140974861. The reversal of 140974854 is 458479041.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109152 + ... + 110435.
It is an arithmetic number, because the mean of its divisors is an integer number (17786628).
Almost surely, 2140974854 is an apocalyptic number.
140974854 is an abundant number, since it is smaller than the sum of its proper divisors (143611194).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
140974854 is a wasteful number, since it uses less digits than its factorization.
140974854 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 219699.
The product of its (nonzero) digits is 161280, while the sum is 42.
The square root of 140974854 is about 11873.2832022150. The cubic root of 140974854 is about 520.4518434594.
The spelling of 140974854 in words is "one hundred forty million, nine hundred seventy-four thousand, eight hundred fifty-four".
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