Base | Representation |
---|---|
bin | 10000101110111… |
… | …10100000101101 |
3 | 100210010122012110 |
4 | 20113132200231 |
5 | 241413401023 |
6 | 21532354233 |
7 | 3323066565 |
oct | 1027364055 |
9 | 323118173 |
10 | 140372013 |
11 | 72266631 |
12 | 3b015979 |
13 | 2310a782 |
14 | 148ddda5 |
15 | c4cba93 |
hex | 85de82d |
140372013 has 16 divisors (see below), whose sum is σ = 196300800. Its totient is φ = 89054064.
The previous prime is 140372003. The next prime is 140372021. The reversal of 140372013 is 310273041.
140372013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 140372013 - 24 = 140371997 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (140372003) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8620 + ... + 18842.
It is an arithmetic number, because the mean of its divisors is an integer number (12268800).
Almost surely, 2140372013 is an apocalyptic number.
It is an amenable number.
140372013 is a deficient number, since it is larger than the sum of its proper divisors (55928787).
140372013 is a wasteful number, since it uses less digits than its factorization.
140372013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10448.
The product of its (nonzero) digits is 504, while the sum is 21.
The square root of 140372013 is about 11847.8695553251. The cubic root of 140372013 is about 519.7089261036.
The spelling of 140372013 in words is "one hundred forty million, three hundred seventy-two thousand, thirteen".
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