Base | Representation |
---|---|
bin | 111011111110101… |
… | …0000001010101011 |
3 | 12012020221220200220 |
4 | 1313331100022223 |
5 | 13110202430312 |
6 | 531411501123 |
7 | 100605233124 |
oct | 16775201253 |
9 | 5166856626 |
10 | 2012545707 |
11 | 943036417 |
12 | 481bb77a3 |
13 | 260c4a863 |
14 | 15140304b |
15 | bba3ec8c |
hex | 77f502ab |
2012545707 has 8 divisors (see below), whose sum is σ = 2707141584. Its totient is φ = 1329823488.
The previous prime is 2012545681. The next prime is 2012545723. The reversal of 2012545707 is 7075452102.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2012545707 - 210 = 2012544683 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2012546707) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2968018 + ... + 2968695.
It is an arithmetic number, because the mean of its divisors is an integer number (338392698).
Almost surely, 22012545707 is an apocalyptic number.
2012545707 is a deficient number, since it is larger than the sum of its proper divisors (694595877).
2012545707 is a wasteful number, since it uses less digits than its factorization.
2012545707 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5936829.
The product of its (nonzero) digits is 19600, while the sum is 33.
The square root of 2012545707 is about 44861.4055397287. The cubic root of 2012545707 is about 1262.5499939292.
Adding to 2012545707 its reverse (7075452102), we get a palindrome (9087997809).
The spelling of 2012545707 in words is "two billion, twelve million, five hundred forty-five thousand, seven hundred seven".
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