Base | Representation |
---|---|
bin | 1001010000001… |
… | …1100110001001 |
3 | 2201000212010000 |
4 | 2110003212021 |
5 | 34413441131 |
6 | 3503513213 |
7 | 650616432 |
oct | 224034611 |
9 | 81025100 |
10 | 38812041 |
11 | 1a9aa074 |
12 | 10bb8809 |
13 | 806bc08 |
14 | 5224489 |
15 | 3619ce6 |
hex | 2503989 |
38812041 has 20 divisors (see below), whose sum is σ = 61032400. Its totient is φ = 24511896.
The previous prime is 38812021. The next prime is 38812057. The reversal of 38812041 is 14021883.
It is not a de Polignac number, because 38812041 - 214 = 38795657 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 38811996 and 38812014.
It is not an unprimeable number, because it can be changed into a prime (38812021) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 11071 + ... + 14148.
It is an arithmetic number, because the mean of its divisors is an integer number (3051620).
Almost surely, 238812041 is an apocalyptic number.
It is an amenable number.
38812041 is a deficient number, since it is larger than the sum of its proper divisors (22220359).
38812041 is a wasteful number, since it uses less digits than its factorization.
38812041 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25250 (or 25241 counting only the distinct ones).
The product of its (nonzero) digits is 1536, while the sum is 27.
The square root of 38812041 is about 6229.9310590086. The cubic root of 38812041 is about 338.5754729757.
The spelling of 38812041 in words is "thirty-eight million, eight hundred twelve thousand, forty-one".
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