Base | Representation |
---|---|
bin | 10001011101110010001… |
… | …001101100111010000010 |
3 | 11020201221202210002222102 |
4 | 101131302021230322002 |
5 | 124131013010141232 |
6 | 2315211435310402 |
7 | 152466230232626 |
oct | 21356211547202 |
9 | 4221852702872 |
10 | 1200211021442 |
11 | 423008917684 |
12 | 1747382ab402 |
13 | 89244230774 |
14 | 4213a579186 |
15 | 213484c0662 |
hex | 1177226ce82 |
1200211021442 has 16 divisors (see below), whose sum is σ = 1801901484864. Its totient is φ = 599577294000.
The previous prime is 1200211021433. The next prime is 1200211021459. The reversal of 1200211021442 is 2441201120021.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33008192 + ... + 33044532.
It is an arithmetic number, because the mean of its divisors is an integer number (112618842804).
Almost surely, 21200211021442 is an apocalyptic number.
1200211021442 is a deficient number, since it is larger than the sum of its proper divisors (601690463422).
1200211021442 is a wasteful number, since it uses less digits than its factorization.
1200211021442 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 50425.
The product of its (nonzero) digits is 256, while the sum is 20.
Adding to 1200211021442 its reverse (2441201120021), we get a palindrome (3641412141463).
The spelling of 1200211021442 in words is "one trillion, two hundred billion, two hundred eleven million, twenty-one thousand, four hundred forty-two".
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