Base | Representation |
---|---|
bin | 110010010001011111010111… |
… | …101011101111110010000011 |
3 | 1001222212100200122110122200210 |
4 | 302101133113223233302003 |
5 | 212440032440420001011 |
6 | 2102125515143045203 |
7 | 64400153120433405 |
oct | 6221372753576203 |
9 | 1058770618418623 |
10 | 221104240000131 |
11 | 644a5866339214 |
12 | 2096b596740803 |
13 | 964b06a8c04a7 |
14 | 3c857064d4b75 |
15 | 1a86666c576a6 |
hex | c917d7aefc83 |
221104240000131 has 8 divisors (see below), whose sum is σ = 294839036411904. Its totient is φ = 147386135127560.
The previous prime is 221104240000129. The next prime is 221104240000157. The reversal of 221104240000131 is 131000042401122.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 221104240000131 - 21 = 221104240000129 is a prime.
It is a super-2 number, since 2×2211042400001312 (a number of 29 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 221104240000098 and 221104240000107.
It is not an unprimeable number, because it can be changed into a prime (221104240000181) 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, 4172853891 + ... + 4172906876.
It is an arithmetic number, because the mean of its divisors is an integer number (36854879551488).
Almost surely, 2221104240000131 is an apocalyptic number.
221104240000131 is a deficient number, since it is larger than the sum of its proper divisors (73734796411773).
221104240000131 is an equidigital number, since it uses as much as digits as its factorization.
221104240000131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8345769601.
The product of its (nonzero) digits is 384, while the sum is 21.
Adding to 221104240000131 its reverse (131000042401122), we get a palindrome (352104282401253).
The spelling of 221104240000131 in words is "two hundred twenty-one trillion, one hundred four billion, two hundred forty million, one hundred thirty-one", and thus it is an aban number.
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