Base | Representation |
---|---|
bin | 1010111010100100011001… |
… | …1110011001110011000011 |
3 | 1120111022111200202212022020 |
4 | 2232221012132121303003 |
5 | 3033112201134001011 |
6 | 41305155235412523 |
7 | 2346031631225601 |
oct | 256510636316303 |
9 | 46438450685266 |
10 | 12001321000131 |
11 | 3907805915851 |
12 | 1419b2a154143 |
13 | 69094829b278 |
14 | 2d6c1d208871 |
15 | 15c2addad006 |
hex | aea46799cc3 |
12001321000131 has 8 divisors (see below), whose sum is σ = 16517947183104. Its totient is φ = 7742787741960.
The previous prime is 12001321000121. The next prime is 12001321000177. The reversal of 12001321000131 is 13100012310021.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 12001321000131 - 214 = 12001320983747 is a prime.
It is a super-2 number, since 2×120013210001312 (a number of 27 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 12001321000131.
It is not an unprimeable number, because it can be changed into a prime (12001321000121) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64523231091 + ... + 64523231276.
It is an arithmetic number, because the mean of its divisors is an integer number (2064743397888).
Almost surely, 212001321000131 is an apocalyptic number.
12001321000131 is a deficient number, since it is larger than the sum of its proper divisors (4516626182973).
12001321000131 is a wasteful number, since it uses less digits than its factorization.
12001321000131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 129046462401.
The product of its (nonzero) digits is 36, while the sum is 15.
Adding to 12001321000131 its reverse (13100012310021), we get a palindrome (25101333310152).
The spelling of 12001321000131 in words is "twelve trillion, one billion, three hundred twenty-one million, one hundred thirty-one", and thus it is an aban number.
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