Base | Representation |
---|---|
bin | 101100011010010111… |
… | …111111110001001111 |
3 | 11120002101202121221111 |
4 | 230122113333301033 |
5 | 1240130401412013 |
6 | 33523540512451 |
7 | 3305505662653 |
oct | 543227776117 |
9 | 146071677844 |
10 | 47687138383 |
11 | 19251167975 |
12 | 92aa3ab727 |
13 | 465c843661 |
14 | 24454b4a63 |
15 | 13917d273d |
hex | b1a5ffc4f |
47687138383 has 4 divisors (see below), whose sum is σ = 48340386928. Its totient is φ = 47033889840.
The previous prime is 47687138371. The next prime is 47687138489. The reversal of 47687138383 is 38383178674.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 47687138383 - 217 = 47687007311 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47687138363) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 326624163 + ... + 326624308.
It is an arithmetic number, because the mean of its divisors is an integer number (12085096732).
Almost surely, 247687138383 is an apocalyptic number.
47687138383 is a deficient number, since it is larger than the sum of its proper divisors (653248545).
47687138383 is an equidigital number, since it uses as much as digits as its factorization.
47687138383 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 653248544.
The product of its digits is 16257024, while the sum is 58.
The spelling of 47687138383 in words is "forty-seven billion, six hundred eighty-seven million, one hundred thirty-eight thousand, three hundred eighty-three".
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