Base | Representation |
---|---|
bin | 1011111011101111111010… |
… | …1001000110111100100011 |
3 | 1201110100212011212100110210 |
4 | 2332323332221012330203 |
5 | 3204434004142424303 |
6 | 43523430131225203 |
7 | 2522653101304155 |
oct | 276737651067443 |
9 | 51410764770423 |
10 | 13121102311203 |
11 | 41a96a0208607 |
12 | 157ab5a748203 |
13 | 742412352423 |
14 | 3350c990cad5 |
15 | 17b49b2cd203 |
hex | beefea46f23 |
13121102311203 has 8 divisors (see below), whose sum is σ = 17495011884816. Its totient is φ = 8747297139200.
The previous prime is 13121102311183. The next prime is 13121102311217. The reversal of 13121102311203 is 30211320112131.
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 13121102311203 - 28 = 13121102310947 is a prime.
It is a super-2 number, since 2×131211023112032 (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 13121102311203.
It is not an unprimeable number, because it can be changed into a prime (13121102311253) 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, 25806678 + ... + 26310203.
It is an arithmetic number, because the mean of its divisors is an integer number (2186876485602).
Almost surely, 213121102311203 is an apocalyptic number.
13121102311203 is a deficient number, since it is larger than the sum of its proper divisors (4373909573613).
13121102311203 is an equidigital number, since it uses as much as digits as its factorization.
13121102311203 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 52200805.
The product of its (nonzero) digits is 216, while the sum is 21.
Adding to 13121102311203 its reverse (30211320112131), we get a palindrome (43332422423334).
The spelling of 13121102311203 in words is "thirteen trillion, one hundred twenty-one billion, one hundred two million, three hundred eleven thousand, two hundred three".
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