Base | Representation |
---|---|
bin | 1101011010101101111… |
… | …1111111000011111111 |
3 | 211000222200021111012110 |
4 | 3112223133333003333 |
5 | 12234041200233031 |
6 | 253521201105103 |
7 | 22440160251354 |
oct | 3265337770377 |
9 | 730880244173 |
10 | 230510555391 |
11 | 89839221036 |
12 | 38811628193 |
13 | 189773c394c |
14 | b22a26c62b |
15 | 5ee1cedc46 |
hex | 35ab7ff0ff |
230510555391 has 8 divisors (see below), whose sum is σ = 307350529200. Its totient is φ = 153672142592.
The previous prime is 230510555383. The next prime is 230510555423. The reversal of 230510555391 is 193555015032.
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 230510555391 - 23 = 230510555383 is a prime.
It is a super-2 number, since 2×2305105553912 (a number of 24 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (230510555321) 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, 14185 + ... + 679133.
It is an arithmetic number, because the mean of its divisors is an integer number (38418816150).
Almost surely, 2230510555391 is an apocalyptic number.
230510555391 is a deficient number, since it is larger than the sum of its proper divisors (76839973809).
230510555391 is a wasteful number, since it uses less digits than its factorization.
230510555391 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 780505.
The product of its (nonzero) digits is 101250, while the sum is 39.
The spelling of 230510555391 in words is "two hundred thirty billion, five hundred ten million, five hundred fifty-five thousand, three hundred ninety-one".
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