Base | Representation |
---|---|
bin | 111100000000110… |
… | …1110011101110001 |
3 | 12012100011111022102 |
4 | 1320001232131301 |
5 | 13111002442020 |
6 | 531452550145 |
7 | 100621216040 |
oct | 17001563561 |
9 | 5170144272 |
10 | 2013718385 |
11 | 943767478 |
12 | 482482355 |
13 | 26126b553 |
14 | 15162a557 |
15 | bbbc2475 |
hex | 7806e771 |
2013718385 has 32 divisors (see below), whose sum is σ = 2861015040. Its totient is φ = 1331301888.
The previous prime is 2013718373. The next prime is 2013718409. The reversal of 2013718385 is 5838173102.
It is a happy number.
It is not a de Polignac number, because 2013718385 - 222 = 2009524081 is a prime.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1210064 + ... + 1211726.
It is an arithmetic number, because the mean of its divisors is an integer number (89406720).
Almost surely, 22013718385 is an apocalyptic number.
It is an amenable number.
2013718385 is a deficient number, since it is larger than the sum of its proper divisors (847296655).
2013718385 is a wasteful number, since it uses less digits than its factorization.
2013718385 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2897.
The product of its (nonzero) digits is 40320, while the sum is 38.
The square root of 2013718385 is about 44874.4736459382. The cubic root of 2013718385 is about 1262.7951688375.
The spelling of 2013718385 in words is "two billion, thirteen million, seven hundred eighteen thousand, three hundred eighty-five".
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