Base | Representation |
---|---|
bin | 10000100011001… |
… | …11001010101001 |
3 | 100200020112021021 |
4 | 20101213022221 |
5 | 241020201401 |
6 | 21435412441 |
7 | 3304034413 |
oct | 1021471251 |
9 | 320215237 |
10 | 138834601 |
11 | 71406544 |
12 | 3a5b4121 |
13 | 229bca69 |
14 | 1461d9b3 |
15 | c2c62a1 |
hex | 84672a9 |
138834601 has 8 divisors (see below), whose sum is σ = 145028160. Its totient is φ = 132654192.
The previous prime is 138834599. The next prime is 138834623. The reversal of 138834601 is 106438831.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 138834601 - 21 = 138834599 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (138834301) 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, 22786 + ... + 28228.
It is an arithmetic number, because the mean of its divisors is an integer number (18128520).
Almost surely, 2138834601 is an apocalyptic number.
It is an amenable number.
138834601 is a deficient number, since it is larger than the sum of its proper divisors (6193559).
138834601 is a wasteful number, since it uses less digits than its factorization.
138834601 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6575.
The product of its (nonzero) digits is 13824, while the sum is 34.
The square root of 138834601 is about 11782.8095546011. The cubic root of 138834601 is about 517.8046014953.
The spelling of 138834601 in words is "one hundred thirty-eight million, eight hundred thirty-four thousand, six hundred one".
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