Base | Representation |
---|---|
bin | 1011110110001… |
… | …0101010110111 |
3 | 10110111101001112 |
4 | 2331202222313 |
5 | 100204442343 |
6 | 4532545235 |
7 | 1142222465 |
oct | 275425267 |
9 | 113441045 |
10 | 49687223 |
11 | 26057823 |
12 | 1478221b |
13 | a3a8c31 |
14 | 6855835 |
15 | 4567218 |
hex | 2f62ab7 |
49687223 has 4 divisors (see below), whose sum is σ = 52302360. Its totient is φ = 47072088.
The previous prime is 49687219. The next prime is 49687229. The reversal of 49687223 is 32278694.
It is a happy number.
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 49687223 - 22 = 49687219 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 (49687229) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1307540 + ... + 1307577.
It is an arithmetic number, because the mean of its divisors is an integer number (13075590).
Almost surely, 249687223 is an apocalyptic number.
49687223 is a deficient number, since it is larger than the sum of its proper divisors (2615137).
49687223 is a wasteful number, since it uses less digits than its factorization.
49687223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2615136.
The product of its digits is 145152, while the sum is 41.
The square root of 49687223 is about 7048.9164415533. The cubic root of 49687223 is about 367.6333555860.
The spelling of 49687223 in words is "forty-nine million, six hundred eighty-seven thousand, two hundred twenty-three".
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