Base | Representation |
---|---|
bin | 11011011110111… |
… | …11011111011011 |
3 | 121001211100000212 |
4 | 31233133133123 |
5 | 433010203223 |
6 | 34513321335 |
7 | 5466446552 |
oct | 1557373733 |
9 | 531740025 |
10 | 230553563 |
11 | 109161339 |
12 | 6526624b |
13 | 389c4236 |
14 | 22896d99 |
15 | 15392278 |
hex | dbdf7db |
230553563 has 4 divisors (see below), whose sum is σ = 230584080. Its totient is φ = 230523048.
The previous prime is 230553553. The next prime is 230553593. The reversal of 230553563 is 365355032.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It is a cyclic number.
It is not a de Polignac number, because 230553563 - 212 = 230549467 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (230553503) 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, 5378 + ... + 22136.
It is an arithmetic number, because the mean of its divisors is an integer number (57646020).
Almost surely, 2230553563 is an apocalyptic number.
230553563 is a deficient number, since it is larger than the sum of its proper divisors (30517).
230553563 is a wasteful number, since it uses less digits than its factorization.
230553563 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30516.
The product of its (nonzero) digits is 40500, while the sum is 32.
The square root of 230553563 is about 15183.9903516829. The cubic root of 230553563 is about 613.1837156382.
The spelling of 230553563 in words is "two hundred thirty million, five hundred fifty-three thousand, five hundred sixty-three".
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