Base | Representation |
---|---|
bin | 100111011011… |
… | …1100010011001 |
3 | 1102220101101010 |
4 | 1032313202121 |
5 | 20243042323 |
6 | 2015044133 |
7 | 340506063 |
oct | 116674231 |
9 | 42811333 |
10 | 20674713 |
11 | 10741244 |
12 | 6b10649 |
13 | 438b577 |
14 | 2a62733 |
15 | 1c35c93 |
hex | 13b7899 |
20674713 has 8 divisors (see below), whose sum is σ = 27621088. Its totient is φ = 13755744.
The previous prime is 20674699. The next prime is 20674729. The reversal of 20674713 is 31747602.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 20674713 - 25 = 20674681 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20674733) 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, 5020 + ... + 8157.
It is an arithmetic number, because the mean of its divisors is an integer number (3452636).
Almost surely, 220674713 is an apocalyptic number.
It is an amenable number.
20674713 is a deficient number, since it is larger than the sum of its proper divisors (6946375).
20674713 is a wasteful number, since it uses less digits than its factorization.
20674713 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13703.
The product of its (nonzero) digits is 7056, while the sum is 30.
The square root of 20674713 is about 4546.9454582170. The cubic root of 20674713 is about 274.4604871444.
The spelling of 20674713 in words is "twenty million, six hundred seventy-four thousand, seven hundred thirteen".
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