Base | Representation |
---|---|
bin | 11000001101110011… |
… | …00010011001110010 |
3 | 1020120001000100202211 |
4 | 30012321202121302 |
5 | 203111131221211 |
6 | 5550013002334 |
7 | 640111454512 |
oct | 140671423162 |
9 | 36501010684 |
10 | 13000648306 |
11 | 5571588548 |
12 | 2629a833aa |
13 | 12c256ab09 |
14 | 8b4897842 |
15 | 51152de21 |
hex | 306e62672 |
13000648306 has 16 divisors (see below), whose sum is σ = 20665460664. Its totient is φ = 6112804864.
The previous prime is 13000648279. The next prime is 13000648307. The reversal of 13000648306 is 60384600031.
It can be written as a sum of positive squares in 4 ways, for example, as 11237908081 + 1762740225 = 106009^2 + 41985^2 .
It is not an unprimeable number, because it can be changed into a prime (13000648307) 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, 119695 + ... + 200818.
Almost surely, 213000648306 is an apocalyptic number.
13000648306 is a deficient number, since it is larger than the sum of its proper divisors (7664812358).
13000648306 is a wasteful number, since it uses less digits than its factorization.
13000648306 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 321725.
The product of its (nonzero) digits is 10368, while the sum is 31.
The spelling of 13000648306 in words is "thirteen billion, six hundred forty-eight thousand, three hundred six".
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