Base | Representation |
---|---|
bin | 10110011000000101… |
… | …01111101111010101 |
3 | 1011000012222010020112 |
4 | 23030002233233111 |
5 | 144100340101420 |
6 | 5304020412405 |
7 | 603461366420 |
oct | 131402575725 |
9 | 34005863215 |
10 | 12013206485 |
11 | 5105161925 |
12 | 23b3247105 |
13 | 1195b09a07 |
14 | 81d6989b7 |
15 | 4a49cd8c5 |
hex | 2cc0afbd5 |
12013206485 has 32 divisors (see below), whose sum is σ = 17850108672. Its totient is φ = 7572741120.
The previous prime is 12013206481. The next prime is 12013206511. The reversal of 12013206485 is 58460231021.
It is not a de Polignac number, because 12013206485 - 22 = 12013206481 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12013206481) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 209186 + ... + 260355.
It is an arithmetic number, because the mean of its divisors is an integer number (557815896).
Almost surely, 212013206485 is an apocalyptic number.
It is an amenable number.
12013206485 is a deficient number, since it is larger than the sum of its proper divisors (5836902187).
12013206485 is a wasteful number, since it uses less digits than its factorization.
12013206485 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 469613.
The product of its (nonzero) digits is 11520, while the sum is 32.
The spelling of 12013206485 in words is "twelve billion, thirteen million, two hundred six thousand, four hundred eighty-five".
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