Base | Representation |
---|---|
bin | 11011011111110… |
… | …10000110000010 |
3 | 121002000212111200 |
4 | 31233322012002 |
5 | 433022200110 |
6 | 34515522030 |
7 | 5500412340 |
oct | 1557720602 |
9 | 532025450 |
10 | 230662530 |
11 | 10922619a |
12 | 652b9316 |
13 | 38a31a07 |
14 | 228c4990 |
15 | 153b46c0 |
hex | dbfa182 |
230662530 has 96 divisors (see below), whose sum is σ = 691891200. Its totient is φ = 52223616.
The previous prime is 230662529. The next prime is 230662543. The reversal of 230662530 is 35266032.
230662530 is a `hidden beast` number, since 2 + 3 + 0 + 6 + 625 + 30 = 666.
It is a junction number, because it is equal to n+sod(n) for n = 230662494 and 230662503.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 66991 + ... + 70349.
It is an arithmetic number, because the mean of its divisors is an integer number (7207200).
Almost surely, 2230662530 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 230662530, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (345945600).
230662530 is an abundant number, since it is smaller than the sum of its proper divisors (461228670).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
230662530 is a wasteful number, since it uses less digits than its factorization.
230662530 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3488 (or 3485 counting only the distinct ones).
The product of its (nonzero) digits is 6480, while the sum is 27.
The square root of 230662530 is about 15187.5781479471. The cubic root of 230662530 is about 613.2803038456.
The spelling of 230662530 in words is "two hundred thirty million, six hundred sixty-two thousand, five hundred thirty".
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