Base | Representation |
---|---|
bin | 11011011111000… |
… | …00011010001000 |
3 | 121001211112012000 |
4 | 31233200122020 |
5 | 433010313240 |
6 | 34513351000 |
7 | 5466463530 |
oct | 1557403210 |
9 | 531745160 |
10 | 230557320 |
11 | 109164144 |
12 | 65268460 |
13 | 389c5b66 |
14 | 228984c0 |
15 | 15393430 |
hex | dbe0688 |
230557320 has 128 divisors (see below), whose sum is σ = 878342400. Its totient is φ = 52697088.
The previous prime is 230557319. The next prime is 230557321. The reversal of 230557320 is 23755032.
It is an interprime number because it is at equal distance from previous prime (230557319) and next prime (230557321).
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (230557321) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7689 + ... + 22808.
It is an arithmetic number, because the mean of its divisors is an integer number (6862050).
Almost surely, 2230557320 is an apocalyptic number.
230557320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
230557320 is an abundant number, since it is smaller than the sum of its proper divisors (647785080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
230557320 is a wasteful number, since it uses less digits than its factorization.
230557320 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30524 (or 30514 counting only the distinct ones).
The product of its (nonzero) digits is 6300, while the sum is 27.
The square root of 230557320 is about 15184.1140670110. The cubic root of 230557320 is about 613.1870463446.
The spelling of 230557320 in words is "two hundred thirty million, five hundred fifty-seven thousand, three hundred twenty".
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