Base | Representation |
---|---|
bin | 100100001100000100… |
… | …000111111000111011 |
3 | 10201022000111212110210 |
4 | 210030010013320323 |
5 | 1114034410110042 |
6 | 25503430442203 |
7 | 2543626004106 |
oct | 441404077073 |
9 | 121260455423 |
10 | 38857113147 |
11 | 1552a911256 |
12 | 7645203363 |
13 | 3883367058 |
14 | 1c488a773d |
15 | 10264cda9c |
hex | 90c107e3b |
38857113147 has 16 divisors (see below), whose sum is σ = 53084610432. Its totient is φ = 25267452480.
The previous prime is 38857113103. The next prime is 38857113149. The reversal of 38857113147 is 74131175883.
It is not a de Polignac number, because 38857113147 - 27 = 38857113019 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 38857113096 and 38857113105.
It is not an unprimeable number, because it can be changed into a prime (38857113149) 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, 581728 + ... + 645074.
It is an arithmetic number, because the mean of its divisors is an integer number (3317788152).
Almost surely, 238857113147 is an apocalyptic number.
38857113147 is a deficient number, since it is larger than the sum of its proper divisors (14227497285).
38857113147 is a wasteful number, since it uses less digits than its factorization.
38857113147 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 68378.
The product of its digits is 564480, while the sum is 48.
The spelling of 38857113147 in words is "thirty-eight billion, eight hundred fifty-seven million, one hundred thirteen thousand, one hundred forty-seven".
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