Base | Representation |
---|---|
bin | 10110110011010001… |
… | …00001011111100101 |
3 | 1011121010000001221120 |
4 | 23121220201133211 |
5 | 200032222312123 |
6 | 5342403404153 |
7 | 612230411562 |
oct | 133150413745 |
9 | 34533001846 |
10 | 12241213413 |
11 | 5211933900 |
12 | 2457683659 |
13 | 120111ba60 |
14 | 841a8b869 |
15 | 4b9a1b2e3 |
hex | 2d9a217e5 |
12241213413 has 24 divisors (see below), whose sum is σ = 19320320544. Its totient is φ = 6848228640.
The previous prime is 12241213379. The next prime is 12241213463. The reversal of 12241213413 is 31431214221.
It is not a de Polignac number, because 12241213413 - 26 = 12241213349 is a prime.
It is a super-2 number, since 2×122412134132 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12241213463) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1292295 + ... + 1301732.
It is an arithmetic number, because the mean of its divisors is an integer number (805013356).
Almost surely, 212241213413 is an apocalyptic number.
12241213413 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
12241213413 is a deficient number, since it is larger than the sum of its proper divisors (7079107131).
12241213413 is a wasteful number, since it uses less digits than its factorization.
12241213413 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2594065 (or 2594054 counting only the distinct ones).
The product of its digits is 1152, while the sum is 24.
Adding to 12241213413 its reverse (31431214221), we get a palindrome (43672427634).
The spelling of 12241213413 in words is "twelve billion, two hundred forty-one million, two hundred thirteen thousand, four hundred thirteen".
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