Base | Representation |
---|---|
bin | 101101001001… |
… | …1100100110010 |
3 | 1122112201102220 |
4 | 1122103210302 |
5 | 22030020023 |
6 | 2203221510 |
7 | 405134616 |
oct | 132234462 |
9 | 48481386 |
10 | 23673138 |
11 | 123a9a85 |
12 | 7b17896 |
13 | 4b9b298 |
14 | 3203346 |
15 | 21293e3 |
hex | 1693932 |
23673138 has 16 divisors (see below), whose sum is σ = 47450880. Its totient is φ = 7873616.
The previous prime is 23673137. The next prime is 23673151. The reversal of 23673138 is 83137632.
It is a junction number, because it is equal to n+sod(n) for n = 23673099 and 23673108.
It is not an unprimeable number, because it can be changed into a prime (23673131) 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, 1245 + ... + 6992.
It is an arithmetic number, because the mean of its divisors is an integer number (2965680).
Almost surely, 223673138 is an apocalyptic number.
23673138 is an abundant number, since it is smaller than the sum of its proper divisors (23777742).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23673138 is a wasteful number, since it uses less digits than its factorization.
23673138 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8721.
The product of its digits is 18144, while the sum is 33.
The square root of 23673138 is about 4865.5049069958. The cubic root of 23673138 is about 287.1344334126.
The spelling of 23673138 in words is "twenty-three million, six hundred seventy-three thousand, one hundred thirty-eight".
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