Base | Representation |
---|---|
bin | 1011001001001010011100… |
… | …1010001110000001001001 |
3 | 1121101021200111212211020122 |
4 | 2302102213022032001021 |
5 | 3101214200101431441 |
6 | 42020303054033025 |
7 | 2403116151616253 |
oct | 262224712160111 |
9 | 47337614784218 |
10 | 12252051202121 |
11 | 39a407a547615 |
12 | 145a6431a8775 |
13 | 6ab495712433 |
14 | 3050069b6cd3 |
15 | 163a85d6334b |
hex | b24a728e049 |
12252051202121 has 8 divisors (see below), whose sum is σ = 12364529496000. Its totient is φ = 12139574256720.
The previous prime is 12252051202087. The next prime is 12252051202189. The reversal of 12252051202121 is 12120215025221.
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 12252051202121 - 230 = 12250977460297 is a prime.
It is a super-2 number, since 2×122520512021212 (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 (12252051202621) 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, 32764676 + ... + 33136506.
It is an arithmetic number, because the mean of its divisors is an integer number (1545566187000).
Almost surely, 212252051202121 is an apocalyptic number.
It is an amenable number.
12252051202121 is a deficient number, since it is larger than the sum of its proper divisors (112478293879).
12252051202121 is a wasteful number, since it uses less digits than its factorization.
12252051202121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 674239.
The product of its (nonzero) digits is 1600, while the sum is 26.
Adding to 12252051202121 its reverse (12120215025221), we get a palindrome (24372266227342).
The spelling of 12252051202121 in words is "twelve trillion, two hundred fifty-two billion, fifty-one million, two hundred two thousand, one hundred twenty-one".
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