Base | Representation |
---|---|
bin | 1001000111000… |
… | …1010111010001 |
3 | 2122220102111000 |
4 | 2101301113101 |
5 | 34240304243 |
6 | 3443012213 |
7 | 642543243 |
oct | 221612721 |
9 | 78812430 |
10 | 38213073 |
11 | 1a630058 |
12 | 1096a069 |
13 | 7bbc3b2 |
14 | 510a093 |
15 | 354c5d3 |
hex | 24715d1 |
38213073 has 16 divisors (see below), whose sum is σ = 56842560. Its totient is φ = 25371648.
The previous prime is 38213027. The next prime is 38213089. The reversal of 38213073 is 37031283.
38213073 is nontrivially palindromic in base 5.
It is not a de Polignac number, because 38213073 - 29 = 38212561 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38213003) 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, 4186 + ... + 9692.
It is an arithmetic number, because the mean of its divisors is an integer number (3552660).
Almost surely, 238213073 is an apocalyptic number.
It is an amenable number.
38213073 is a deficient number, since it is larger than the sum of its proper divisors (18629487).
38213073 is a wasteful number, since it uses less digits than its factorization.
38213073 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5773 (or 5767 counting only the distinct ones).
The product of its (nonzero) digits is 3024, while the sum is 27.
The square root of 38213073 is about 6181.6723465418. The cubic root of 38213073 is about 336.8247437028.
The spelling of 38213073 in words is "thirty-eight million, two hundred thirteen thousand, seventy-three".
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