Base | Representation |
---|---|
bin | 10111101111011001… |
… | …00110100111110000 |
3 | 1012220021002112112201 |
4 | 23313230212213300 |
5 | 202100333140342 |
6 | 5504422232544 |
7 | 630563544064 |
oct | 136754464760 |
9 | 35807075481 |
10 | 12745599472 |
11 | 5450616591 |
12 | 2578585754 |
13 | 128177b348 |
14 | 88ca65aa4 |
15 | 4e8e4ddb7 |
hex | 2f7b269f0 |
12745599472 has 20 divisors (see below), whose sum is σ = 24701849536. Its totient is φ = 6370928640.
The previous prime is 12745599467. The next prime is 12745599473. The reversal of 12745599472 is 27499554721.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12745599473) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59904 + ... + 170527.
Almost surely, 212745599472 is an apocalyptic number.
It is an amenable number.
12745599472 is a deficient number, since it is larger than the sum of its proper divisors (11956250064).
12745599472 is a wasteful number, since it uses less digits than its factorization.
12745599472 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 233896 (or 233890 counting only the distinct ones).
The product of its digits is 6350400, while the sum is 55.
The spelling of 12745599472 in words is "twelve billion, seven hundred forty-five million, five hundred ninety-nine thousand, four hundred seventy-two".
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