Base | Representation |
---|---|
bin | 11011011010000… |
… | …11010000001101 |
3 | 121000121211012000 |
4 | 31231003100031 |
5 | 432324213423 |
6 | 34451502513 |
7 | 5461143036 |
oct | 1555032015 |
9 | 530554160 |
10 | 229913613 |
11 | 108864556 |
12 | 64bb7a39 |
13 | 3882bb77 |
14 | 2276ba8d |
15 | 152b7843 |
hex | db4340d |
229913613 has 32 divisors (see below), whose sum is σ = 351436800. Its totient is φ = 148473648.
The previous prime is 229913587. The next prime is 229913683. The reversal of 229913613 is 316319922.
It is a happy number.
229913613 is a `hidden beast` number, since 2 + 29 + 9 + 13 + 613 = 666.
It is not a de Polignac number, because 229913613 - 25 = 229913581 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (229913683) 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, 129828 + ... + 131586.
It is an arithmetic number, because the mean of its divisors is an integer number (10982400).
Almost surely, 2229913613 is an apocalyptic number.
It is an amenable number.
229913613 is a deficient number, since it is larger than the sum of its proper divisors (121523187).
229913613 is a wasteful number, since it uses less digits than its factorization.
229913613 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1918 (or 1912 counting only the distinct ones).
The product of its digits is 17496, while the sum is 36.
The square root of 229913613 is about 15162.9025255721. The cubic root of 229913613 is about 612.6158496956.
The spelling of 229913613 in words is "two hundred twenty-nine million, nine hundred thirteen thousand, six hundred thirteen".
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