Base | Representation |
---|---|
bin | 1011000110101101110011… |
… | …0110011011111110101011 |
3 | 1121020021011001110221102202 |
4 | 2301223130312123332223 |
5 | 3100022041043010011 |
6 | 41545110404250415 |
7 | 2400100145144210 |
oct | 261533466337653 |
9 | 47207131427382 |
10 | 12210002313131 |
11 | 3988261a9a997 |
12 | 14524690a0a0b |
13 | 6a752402902c |
14 | 302d78265b07 |
15 | 16292455d23b |
hex | b1adcd9bfab |
12210002313131 has 8 divisors (see below), whose sum is σ = 13954319255040. Its totient is φ = 10465693095528.
The previous prime is 12210002313127. The next prime is 12210002313211. The reversal of 12210002313131 is 13131320001221.
It is a happy number.
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 12210002313131 - 22 = 12210002313127 is a prime.
It is a super-2 number, since 2×122100023131312 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12210002313731) 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, 1985870 + ... + 5325756.
It is an arithmetic number, because the mean of its divisors is an integer number (1744289906880).
Almost surely, 212210002313131 is an apocalyptic number.
12210002313131 is a deficient number, since it is larger than the sum of its proper divisors (1744316941909).
12210002313131 is an equidigital number, since it uses as much as digits as its factorization.
12210002313131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3862153.
The product of its (nonzero) digits is 216, while the sum is 20.
Adding to 12210002313131 its reverse (13131320001221), we get a palindrome (25341322314352).
The spelling of 12210002313131 in words is "twelve trillion, two hundred ten billion, two million, three hundred thirteen thousand, one hundred thirty-one".
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