Base | Representation |
---|---|
bin | 11011011111000… |
… | …11010011001100 |
3 | 121001212010102200 |
4 | 31233203103030 |
5 | 433011203124 |
6 | 34513521500 |
7 | 5466543210 |
oct | 1557432314 |
9 | 531763380 |
10 | 230569164 |
11 | 109172031 |
12 | 65273290 |
13 | 389cb377 |
14 | 2289c940 |
15 | 15396bc9 |
hex | dbe34cc |
230569164 has 144 divisors (see below), whose sum is σ = 713276928. Its totient is φ = 61300224.
The previous prime is 230569159. The next prime is 230569193. The reversal of 230569164 is 461965032.
It is a happy number.
230569164 is a `hidden beast` number, since 2 + 30 + 569 + 1 + 64 = 666.
It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (36).
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, 458137 + ... + 458639.
It is an arithmetic number, because the mean of its divisors is an integer number (4953312).
Almost surely, 2230569164 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 230569164, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (356638464).
230569164 is an abundant number, since it is smaller than the sum of its proper divisors (482707764).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
230569164 is a wasteful number, since it uses less digits than its factorization.
230569164 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 644 (or 639 counting only the distinct ones).
The product of its (nonzero) digits is 38880, while the sum is 36.
The square root of 230569164 is about 15184.5040748784. The cubic root of 230569164 is about 613.1975462108.
The spelling of 230569164 in words is "two hundred thirty million, five hundred sixty-nine thousand, one hundred sixty-four".
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