Base | Representation |
---|---|
bin | 1011010011100001011011… |
… | …1100101011110011010111 |
3 | 1122000022001111020211210110 |
4 | 2310320112330223303113 |
5 | 3112123140203031211 |
6 | 42234134510454103 |
7 | 2422016330535111 |
oct | 264702674536327 |
9 | 48008044224713 |
10 | 12430020361431 |
11 | 3a625a6498062 |
12 | 1489030804333 |
13 | 6c21b86a1aaa |
14 | 30d88abaa3b1 |
15 | 168500115ea6 |
hex | b4e16f2bcd7 |
12430020361431 has 16 divisors (see below), whose sum is σ = 16617322782720. Its totient is φ = 8264700888480.
The previous prime is 12430020361427. The next prime is 12430020361439. The reversal of 12430020361431 is 13416302003421.
It is not a de Polignac number, because 12430020361431 - 22 = 12430020361427 is a prime.
It is a super-2 number, since 2×124300203614312 (a number of 27 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12430020361439) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29134830 + ... + 29558388.
It is an arithmetic number, because the mean of its divisors is an integer number (1038582673920).
Almost surely, 212430020361431 is an apocalyptic number.
12430020361431 is a deficient number, since it is larger than the sum of its proper divisors (4187302421289).
12430020361431 is a wasteful number, since it uses less digits than its factorization.
12430020361431 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 449486.
The product of its (nonzero) digits is 10368, while the sum is 30.
Adding to 12430020361431 its reverse (13416302003421), we get a palindrome (25846322364852).
The spelling of 12430020361431 in words is "twelve trillion, four hundred thirty billion, twenty million, three hundred sixty-one thousand, four hundred thirty-one".
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