Base | Representation |
---|---|
bin | 1001000100110… |
… | …0011111000101 |
3 | 2122121202021111 |
4 | 2101030133011 |
5 | 34220441041 |
6 | 3435445021 |
7 | 641343664 |
oct | 221143705 |
9 | 78552244 |
10 | 38062021 |
11 | 1a537618 |
12 | 108b6771 |
13 | 7b6870a |
14 | 50aaddb |
15 | 351c981 |
hex | 244c7c5 |
38062021 has 8 divisors (see below), whose sum is σ = 38844000. Its totient is φ = 37284720.
The previous prime is 38062019. The next prime is 38062043. The reversal of 38062021 is 12026083.
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 38062021 - 21 = 38062019 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 38061983 and 38062001.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38062001) 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, 18555 + ... + 20503.
It is an arithmetic number, because the mean of its divisors is an integer number (4855500).
Almost surely, 238062021 is an apocalyptic number.
It is an amenable number.
38062021 is a deficient number, since it is larger than the sum of its proper divisors (781979).
38062021 is a wasteful number, since it uses less digits than its factorization.
38062021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2339.
The product of its (nonzero) digits is 576, while the sum is 22.
The square root of 38062021 is about 6169.4425193854. The cubic root of 38062021 is about 336.3803474687.
The spelling of 38062021 in words is "thirty-eight million, sixty-two thousand, twenty-one".
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