Base | Representation |
---|---|
bin | 1011011100101001101110… |
… | …1111011011110011111101 |
3 | 1122120021220102000201110201 |
4 | 2313022123233123303331 |
5 | 3122210400433033240 |
6 | 42434154340203501 |
7 | 2436241204622230 |
oct | 267123357336375 |
9 | 48507812021421 |
10 | 12586867080445 |
11 | 4013073367579 |
12 | 14b3504399591 |
13 | 703c23579a78 |
14 | 3172c99b7417 |
15 | 16c62ed32d9a |
hex | b729bbdbcfd |
12586867080445 has 16 divisors (see below), whose sum is σ = 17262151562880. Its totient is φ = 8630913357504.
The previous prime is 12586867080439. The next prime is 12586867080449. The reversal of 12586867080445 is 54408076868521.
It is a cyclic number.
It is not a de Polignac number, because 12586867080445 - 229 = 12586330209533 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12586867080449) 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, 2207511 + ... + 5481499.
It is an arithmetic number, because the mean of its divisors is an integer number (1078884472680).
Almost surely, 212586867080445 is an apocalyptic number.
It is an amenable number.
12586867080445 is a deficient number, since it is larger than the sum of its proper divisors (4675284482435).
12586867080445 is a wasteful number, since it uses less digits than its factorization.
12586867080445 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3383844.
The product of its (nonzero) digits is 103219200, while the sum is 64.
The spelling of 12586867080445 in words is "twelve trillion, five hundred eighty-six billion, eight hundred sixty-seven million, eighty thousand, four hundred forty-five".
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