Base | Representation |
---|---|
bin | 10110100110100001… |
… | …11001001001011001 |
3 | 1011022122221010111202 |
4 | 23103100321021121 |
5 | 144322343334140 |
6 | 5324025203545 |
7 | 606462214604 |
oct | 132320711131 |
9 | 34278833452 |
10 | 12134355545 |
11 | 5167588a14 |
12 | 24279305b5 |
13 | 11b4c46950 |
14 | 8317d333b |
15 | 4b045e915 |
hex | 2d3439259 |
12134355545 has 16 divisors (see below), whose sum is σ = 16046006592. Its totient is φ = 8752363200.
The previous prime is 12134355473. The next prime is 12134355547. The reversal of 12134355545 is 54555343121.
It is not a de Polignac number, because 12134355545 - 228 = 11865920089 is a prime.
It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a junction number, because it is equal to n+sod(n) for n = 12134355499 and 12134355508.
It is not an unprimeable number, because it can be changed into a prime (12134355547) 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, 2167931 + ... + 2173520.
It is an arithmetic number, because the mean of its divisors is an integer number (1002875412).
Almost surely, 212134355545 is an apocalyptic number.
It is an amenable number.
12134355545 is a deficient number, since it is larger than the sum of its proper divisors (3911651047).
12134355545 is a wasteful number, since it uses less digits than its factorization.
12134355545 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4341512.
The product of its digits is 180000, while the sum is 38.
Adding to 12134355545 its reverse (54555343121), we get a palindrome (66689698666).
The spelling of 12134355545 in words is "twelve billion, one hundred thirty-four million, three hundred fifty-five thousand, five hundred forty-five".
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