Base | Representation |
---|---|
bin | 11000000101101… |
… | …000101101011101 |
3 | 1001011102222000222 |
4 | 120011220231131 |
5 | 1311424140103 |
6 | 104033531125 |
7 | 13005024323 |
oct | 3005505535 |
9 | 1034388028 |
10 | 404130653 |
11 | 198137383 |
12 | b3413aa5 |
13 | 65959784 |
14 | 3b95bd13 |
15 | 2572c638 |
hex | 18168b5d |
404130653 has 2 divisors, whose sum is σ = 404130654. Its totient is φ = 404130652.
The previous prime is 404130611. The next prime is 404130679. The reversal of 404130653 is 356031404.
It is an a-pointer prime, because the next prime (404130679) can be obtained adding 404130653 to its sum of digits (26).
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 222069604 + 182061049 = 14902^2 + 13493^2 .
It is a cyclic number.
It is not a de Polignac number, because 404130653 - 212 = 404126557 is a prime.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (404130053) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202065326 + 202065327.
It is an arithmetic number, because the mean of its divisors is an integer number (202065327).
Almost surely, 2404130653 is an apocalyptic number.
It is an amenable number.
404130653 is a deficient number, since it is larger than the sum of its proper divisors (1).
404130653 is an equidigital number, since it uses as much as digits as its factorization.
404130653 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 4320, while the sum is 26.
The square root of 404130653 is about 20103.0010943640. The cubic root of 404130653 is about 739.3338618168. Note that the first 3 decimals are identical.
The spelling of 404130653 in words is "four hundred four million, one hundred thirty thousand, six hundred fifty-three".
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