Base | Representation |
---|---|
bin | 1001001000101000100110… |
… | …01101000011011001100010 |
3 | 2122010101100012011002010001 |
4 | 10210110103031003121202 |
5 | 10113104441330413130 |
6 | 110420125134130214 |
7 | 4142205332460310 |
oct | 444242315033142 |
9 | 78111305132101 |
10 | 20087884232290 |
11 | 6445250a60576 |
12 | 23051bb95096a |
13 | b29382987254 |
14 | 4d638a1670b0 |
15 | 24c7ea5d36ca |
hex | 124513343662 |
20087884232290 has 16 divisors (see below), whose sum is σ = 41323647563712. Its totient is φ = 6887274593904.
The previous prime is 20087884232263. The next prime is 20087884232293. The reversal of 20087884232290 is 9223248878002.
It is not an unprimeable number, because it can be changed into a prime (20087884232293) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 143484887304 + ... + 143484887443.
It is an arithmetic number, because the mean of its divisors is an integer number (2582727972732).
Almost surely, 220087884232290 is an apocalyptic number.
20087884232290 is an abundant number, since it is smaller than the sum of its proper divisors (21235763331422).
20087884232290 is a wasteful number, since it uses less digits than its factorization.
20087884232290 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 286969774761.
The product of its (nonzero) digits is 6193152, while the sum is 55.
The spelling of 20087884232290 in words is "twenty trillion, eighty-seven billion, eight hundred eighty-four million, two hundred thirty-two thousand, two hundred ninety".
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