Base | Representation |
---|---|
bin | 11011001101010… |
… | …11010010111111 |
3 | 120220110221000111 |
4 | 31212223102333 |
5 | 431412230443 |
6 | 34352010451 |
7 | 5441013250 |
oct | 1546532277 |
9 | 526427014 |
10 | 228242623 |
11 | 107923074 |
12 | 64530a27 |
13 | 3839540b |
14 | 22454b27 |
15 | 1508769d |
hex | d9ab4bf |
228242623 has 8 divisors (see below), whose sum is σ = 261297792. Its totient is φ = 195299736.
The previous prime is 228242591. The next prime is 228242633. The reversal of 228242623 is 326242822.
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 228242623 - 25 = 228242591 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (228242633) 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, 23665 + ... + 31882.
It is an arithmetic number, because the mean of its divisors is an integer number (32662224).
Almost surely, 2228242623 is an apocalyptic number.
228242623 is a deficient number, since it is larger than the sum of its proper divisors (33055169).
228242623 is an equidigital number, since it uses as much as digits as its factorization.
228242623 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 56141.
The product of its digits is 18432, while the sum is 31.
The square root of 228242623 is about 15107.7007846992. The cubic root of 228242623 is about 611.1280952329.
The spelling of 228242623 in words is "two hundred twenty-eight million, two hundred forty-two thousand, six hundred twenty-three".
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