Base | Representation |
---|---|
bin | 1001000110001110011010… |
… | …00010000100111001100000 |
3 | 2121211110122222211222022201 |
4 | 10203013031002010321200 |
5 | 10110230422224233404 |
6 | 110314114531542544 |
7 | 4133215043120320 |
oct | 443071502047140 |
9 | 77743588758281 |
10 | 20005102571104 |
11 | 6413130962252 |
12 | 22b115845aa54 |
13 | b2161c476491 |
14 | 4d2375bbd280 |
15 | 24a5a2cedca4 |
hex | 1231cd084e60 |
20005102571104 has 24 divisors (see below), whose sum is σ = 45011480785488. Its totient is φ = 8573615387520.
The previous prime is 20005102571101. The next prime is 20005102571173. The reversal of 20005102571104 is 40117520150002.
It is a Harshad number since it is a multiple of its sum of digits (28).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20005102571101) 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 3 ways as a sum of consecutive naturals, for example, 44654246587 + ... + 44654247034.
It is an arithmetic number, because the mean of its divisors is an integer number (1875478366062).
Almost surely, 220005102571104 is an apocalyptic number.
It is an amenable number.
20005102571104 is an abundant number, since it is smaller than the sum of its proper divisors (25006378214384).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20005102571104 is an equidigital number, since it uses as much as digits as its factorization.
20005102571104 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 89308493638 (or 89308493630 counting only the distinct ones).
The product of its (nonzero) digits is 2800, while the sum is 28.
The spelling of 20005102571104 in words is "twenty trillion, five billion, one hundred two million, five hundred seventy-one thousand, one hundred four".
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