Base | Representation |
---|---|
bin | 100111001010101001… |
… | …101010000101100001 |
3 | 11000112212012020012022 |
4 | 213022221222011201 |
5 | 1142111440423320 |
6 | 31153012311225 |
7 | 3016103255012 |
oct | 471251520541 |
9 | 130485166168 |
10 | 42054623585 |
11 | 16920814167 |
12 | 8198012515 |
13 | 3c72943670 |
14 | 206d405009 |
15 | 1162089325 |
hex | 9caa6a161 |
42054623585 has 32 divisors (see below), whose sum is σ = 56865715200. Its totient is φ = 29624145408.
The previous prime is 42054623521. The next prime is 42054623587. The reversal of 42054623585 is 58532645024.
It is not a de Polignac number, because 42054623585 - 26 = 42054623521 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (42054623587) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 510341 + ... + 586989.
It is an arithmetic number, because the mean of its divisors is an integer number (1777053600).
Almost surely, 242054623585 is an apocalyptic number.
It is an amenable number.
42054623585 is a deficient number, since it is larger than the sum of its proper divisors (14811091615).
42054623585 is a wasteful number, since it uses less digits than its factorization.
42054623585 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 77057.
The product of its (nonzero) digits is 1152000, while the sum is 44.
The spelling of 42054623585 in words is "forty-two billion, fifty-four million, six hundred twenty-three thousand, five hundred eighty-five".
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