Base | Representation |
---|---|
bin | 1001010010011001111101… |
… | …11110101110110000101011 |
3 | 2200022110221121202100100110 |
4 | 10221030332332232300223 |
5 | 10134110041241434311 |
6 | 111234252340105403 |
7 | 4205362331455563 |
oct | 451147676566053 |
9 | 80273847670313 |
10 | 20423626124331 |
11 | 656467a560321 |
12 | 235a29b095263 |
13 | b51c2a6259b1 |
14 | 50871a135da3 |
15 | 2563eaa1c8a6 |
hex | 12933efaec2b |
20423626124331 has 8 divisors (see below), whose sum is σ = 27231611800720. Its totient is φ = 13615695598752.
The previous prime is 20423626124267. The next prime is 20423626124339. The reversal of 20423626124331 is 13342162632402.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 20423626124331 - 26 = 20423626124267 is a prime.
It is a super-2 number, since 2×204236261243312 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 20423626124331.
It is not an unprimeable number, because it can be changed into a prime (20423626124339) 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, 12915736 + ... + 14410533.
It is an arithmetic number, because the mean of its divisors is an integer number (3403951475090).
Almost surely, 220423626124331 is an apocalyptic number.
20423626124331 is a deficient number, since it is larger than the sum of its proper divisors (6807985676389).
20423626124331 is a wasteful number, since it uses less digits than its factorization.
20423626124331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27575405.
The product of its (nonzero) digits is 248832, while the sum is 39.
Adding to 20423626124331 its reverse (13342162632402), we get a palindrome (33765788756733).
The spelling of 20423626124331 in words is "twenty trillion, four hundred twenty-three billion, six hundred twenty-six million, one hundred twenty-four thousand, three hundred thirty-one".
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