Base | Representation |
---|---|
bin | 1011110101011010010011… |
… | …0100010000010100000001 |
3 | 1201001221211001122210121110 |
4 | 2331112210310100110001 |
5 | 3201143012100220223 |
6 | 43401422025113533 |
7 | 2512046653266360 |
oct | 275264464202401 |
9 | 51057731583543 |
10 | 13012221101313 |
11 | 41674a7647025 |
12 | 1561a326288a9 |
13 | 73507c884a05 |
14 | 32db1b1597d7 |
15 | 17872752dd93 |
hex | bd5a4d10501 |
13012221101313 has 8 divisors (see below), whose sum is σ = 19828146440128. Its totient is φ = 7435554915024.
The previous prime is 13012221101267. The next prime is 13012221101323. The reversal of 13012221101313 is 31310112221031.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 13012221101313 - 28 = 13012221101057 is a prime.
It is a super-2 number, since 2×130122211013132 (a number of 27 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 619629576253 = 13012221101313 / (1 + 3 + 0 + 1 + 2 + 2 + 2 + 1 + 1 + 0 + 1 + 3 + 1 + 3).
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 13012221101313.
It is not an unprimeable number, because it can be changed into a prime (13012221101323) 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, 309814788106 + ... + 309814788147.
It is an arithmetic number, because the mean of its divisors is an integer number (2478518305016).
Almost surely, 213012221101313 is an apocalyptic number.
It is an amenable number.
13012221101313 is a deficient number, since it is larger than the sum of its proper divisors (6815925338815).
13012221101313 is an equidigital number, since it uses as much as digits as its factorization.
13012221101313 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 619629576263.
The product of its (nonzero) digits is 216, while the sum is 21.
Adding to 13012221101313 its reverse (31310112221031), we get a palindrome (44322333322344).
The spelling of 13012221101313 in words is "thirteen trillion, twelve billion, two hundred twenty-one million, one hundred one thousand, three hundred thirteen".
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