Base | Representation |
---|---|
bin | 1011001100101010100001… |
… | …0011101101100111110111 |
3 | 1121121000221101110212100100 |
4 | 2303022220103231213313 |
5 | 3103210341200311411 |
6 | 42104051355445143 |
7 | 2410345536220662 |
oct | 263125023554767 |
9 | 47530841425310 |
10 | 12312200010231 |
11 | 3a17635a22390 |
12 | 146a22aa567b3 |
13 | 6b405cc41b54 |
14 | 307cb11246d9 |
15 | 1654066ac456 |
hex | b32a84ed9f7 |
12312200010231 has 24 divisors (see below), whose sum is σ = 19403197841664. Its totient is φ = 7461110399760.
The previous prime is 12312200010203. The next prime is 12312200010233. The reversal of 12312200010231 is 13201000221321.
12312200010231 is a `hidden beast` number, since 1 + 231 + 2 + 200 + 0 + 1 + 0 + 231 = 666.
It is not a de Polignac number, because 12312200010231 - 26 = 12312200010167 is a prime.
It is a super-2 number, since 2×123122000102312 (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 (12312200010233) 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, 6012141 + ... + 7795526.
It is an arithmetic number, because the mean of its divisors is an integer number (808466576736).
Almost surely, 212312200010231 is an apocalyptic number.
12312200010231 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
12312200010231 is a deficient number, since it is larger than the sum of its proper divisors (7090997831433).
12312200010231 is a wasteful number, since it uses less digits than its factorization.
12312200010231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13816691 (or 13816688 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 18.
Adding to 12312200010231 its reverse (13201000221321), we get a palindrome (25513200231552).
The spelling of 12312200010231 in words is "twelve trillion, three hundred twelve billion, two hundred million, ten thousand, two hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •