Base | Representation |
---|---|
bin | 1001000101101… |
… | …1000100010010 |
3 | 2122201210012112 |
4 | 2101123010102 |
5 | 34224343441 |
6 | 3441025322 |
7 | 642013055 |
oct | 221330422 |
9 | 78653175 |
10 | 38121746 |
11 | 1a578483 |
12 | 10925242 |
13 | 7b89960 |
14 | 50c4a9c |
15 | 35304eb |
hex | 245b112 |
38121746 has 32 divisors (see below), whose sum is σ = 63358848. Its totient is φ = 17095680.
The previous prime is 38121739. The next prime is 38121749. The reversal of 38121746 is 64712183.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (38121749) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 197426 + ... + 197618.
It is an arithmetic number, because the mean of its divisors is an integer number (1979964).
Almost surely, 238121746 is an apocalyptic number.
38121746 is a deficient number, since it is larger than the sum of its proper divisors (25237102).
38121746 is a wasteful number, since it uses less digits than its factorization.
38121746 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 386.
The product of its digits is 8064, while the sum is 32.
The square root of 38121746 is about 6174.2810107736. The cubic root of 38121746 is about 336.5561992026.
The spelling of 38121746 in words is "thirty-eight million, one hundred twenty-one thousand, seven hundred forty-six".
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