Base | Representation |
---|---|
bin | 100111001010101000… |
… | …110110000110101001 |
3 | 11000112211210102010101 |
4 | 213022220312012221 |
5 | 1142111412120130 |
6 | 31153003545401 |
7 | 3016101410161 |
oct | 471250660651 |
9 | 130484712111 |
10 | 42054410665 |
11 | 169206891a3 |
12 | 8197b2b261 |
13 | 3c7289a787 |
14 | 206d38b5a1 |
15 | 11620461ca |
hex | 9caa361a9 |
42054410665 has 16 divisors (see below), whose sum is σ = 54251608320. Its totient is φ = 31194668160.
The previous prime is 42054410611. The next prime is 42054410711. The reversal of 42054410665 is 56601445024.
It is not a de Polignac number, because 42054410665 - 231 = 39906927017 is a prime.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 4704876 + ... + 4713805.
It is an arithmetic number, because the mean of its divisors is an integer number (3390725520).
Almost surely, 242054410665 is an apocalyptic number.
It is an amenable number.
42054410665 is a deficient number, since it is larger than the sum of its proper divisors (12197197655).
42054410665 is a wasteful number, since it uses less digits than its factorization.
42054410665 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9418752.
The product of its (nonzero) digits is 115200, while the sum is 37.
Adding to 42054410665 its reverse (56601445024), we get a palindrome (98655855689).
The spelling of 42054410665 in words is "forty-two billion, fifty-four million, four hundred ten thousand, six hundred sixty-five".
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