Base | Representation |
---|---|
bin | 11011011010010… |
… | …11110011001101 |
3 | 121000200121012121 |
4 | 31231023303031 |
5 | 432331323441 |
6 | 34452332541 |
7 | 5461350100 |
oct | 1555136315 |
9 | 530617177 |
10 | 229948621 |
11 | 108888891 |
12 | 65014151 |
13 | 38841a96 |
14 | 2277a737 |
15 | 152c2dd1 |
hex | db4bccd |
229948621 has 24 divisors (see below), whose sum is σ = 282756480. Its totient is φ = 185939712.
The previous prime is 229948601. The next prime is 229948643. The reversal of 229948621 is 126849922.
It is a happy number.
It is not a de Polignac number, because 229948621 - 29 = 229948109 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (229948601) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 341341 + ... + 342013.
It is an arithmetic number, because the mean of its divisors is an integer number (11781520).
Almost surely, 2229948621 is an apocalyptic number.
It is an amenable number.
229948621 is a deficient number, since it is larger than the sum of its proper divisors (52807859).
229948621 is a wasteful number, since it uses less digits than its factorization.
229948621 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1073 (or 1066 counting only the distinct ones).
The product of its digits is 124416, while the sum is 43.
The square root of 229948621 is about 15164.0568780257. The cubic root of 229948621 is about 612.6469416159.
The spelling of 229948621 in words is "two hundred twenty-nine million, nine hundred forty-eight thousand, six hundred twenty-one".
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