Base | Representation |
---|---|
bin | 1001001000100… |
… | …0001101001000 |
3 | 2200002011211011 |
4 | 2102020031020 |
5 | 34301303012 |
6 | 3445013304 |
7 | 643413100 |
oct | 222101510 |
9 | 80064734 |
10 | 38306632 |
11 | 1a694381 |
12 | 109b4234 |
13 | 7c22b60 |
14 | 5132200 |
15 | 356a1a7 |
hex | 2488348 |
38306632 has 48 divisors (see below), whose sum is σ = 89990460. Its totient is φ = 15152256.
The previous prime is 38306617. The next prime is 38306657. The reversal of 38306632 is 23660383.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 38118276 + 188356 = 6174^2 + 434^2 .
It is a junction number, because it is equal to n+sod(n) for n = 38306594 and 38306603.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1338 + ... + 8854.
Almost surely, 238306632 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 38306632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44995230).
38306632 is an abundant number, since it is smaller than the sum of its proper divisors (51683828).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38306632 is a wasteful number, since it uses less digits than its factorization.
38306632 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7550 (or 7539 counting only the distinct ones).
The product of its (nonzero) digits is 15552, while the sum is 31.
The square root of 38306632 is about 6189.2351708430. The cubic root of 38306632 is about 337.0994080203.
The spelling of 38306632 in words is "thirty-eight million, three hundred six thousand, six hundred thirty-two".
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