Base | Representation |
---|---|
bin | 100011110100000011… |
… | …001111000100101111 |
3 | 10200020221102010220210 |
4 | 203310003033010233 |
5 | 1112223240232442 |
6 | 25355435313503 |
7 | 2530634352462 |
oct | 436403170457 |
9 | 120227363823 |
10 | 38454227247 |
11 | 153434550a7 |
12 | 75522ab893 |
13 | 381aa55027 |
14 | 1c0b1912d9 |
15 | 1000e4a19c |
hex | 8f40cf12f |
38454227247 has 8 divisors (see below), whose sum is σ = 51334304256. Its totient is φ = 25605150872.
The previous prime is 38454227237. The next prime is 38454227299. The reversal of 38454227247 is 74272245483.
38454227247 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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 38454227247 - 232 = 34159259951 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 38454227196 and 38454227205.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38454227237) 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, 7747263 + ... + 7752224.
It is an arithmetic number, because the mean of its divisors is an integer number (6416788032).
Almost surely, 238454227247 is an apocalyptic number.
38454227247 is a deficient number, since it is larger than the sum of its proper divisors (12880077009).
38454227247 is a wasteful number, since it uses less digits than its factorization.
38454227247 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15500317.
The product of its digits is 3010560, while the sum is 48.
The spelling of 38454227247 in words is "thirty-eight billion, four hundred fifty-four million, two hundred twenty-seven thousand, two hundred forty-seven".
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