Base | Representation |
---|---|
bin | 1001001101001… |
… | …0000000101010 |
3 | 2200122112111200 |
4 | 2103102000222 |
5 | 34340441223 |
6 | 3455305030 |
7 | 646112334 |
oct | 223220052 |
9 | 80575450 |
10 | 38608938 |
11 | 1a880515 |
12 | 10b1b176 |
13 | 7cca634 |
14 | 51b0454 |
15 | 35c9a43 |
hex | 24d202a |
38608938 has 24 divisors (see below), whose sum is σ = 88574148. Its totient is φ = 12112512.
The previous prime is 38608937. The next prime is 38608939. The reversal of 38608938 is 83980683.
38608938 is a `hidden beast` number, since 3 + 8 + 608 + 9 + 38 = 666.
It is an interprime number because it is at equal distance from previous prime (38608937) and next prime (38608939).
It can be written as a sum of positive squares in 2 ways, for example, as 38601369 + 7569 = 6213^2 + 87^2 .
It is a junction number, because it is equal to n+sod(n) for n = 38608893 and 38608902.
It is not an unprimeable number, because it can be changed into a prime (38608937) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 62781 + ... + 63392.
Almost surely, 238608938 is an apocalyptic number.
38608938 is an abundant number, since it is smaller than the sum of its proper divisors (49965210).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38608938 is a wasteful number, since it uses less digits than its factorization.
38608938 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 126198 (or 126195 counting only the distinct ones).
The product of its (nonzero) digits is 248832, while the sum is 45.
The square root of 38608938 is about 6213.6090961695. The cubic root of 38608938 is about 337.9838525017.
The spelling of 38608938 in words is "thirty-eight million, six hundred eight thousand, nine hundred thirty-eight".
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