Base | Representation |
---|---|
bin | 10001100111111100011… |
… | …000001001111111110010 |
3 | 11021210010000221200122201 |
4 | 101213330120021333302 |
5 | 124320333210013020 |
6 | 2324214132453414 |
7 | 153333453103033 |
oct | 21477430117762 |
9 | 4253100850581 |
10 | 1211120001010 |
11 | 4276a6737477 |
12 | 17688177a26a |
13 | 8a29233986a |
14 | 42893314a8a |
15 | 21786080a0a |
hex | 119fc609ff2 |
1211120001010 has 8 divisors (see below), whose sum is σ = 2180016001836. Its totient is φ = 484448000400.
The previous prime is 1211120001001. The next prime is 1211120001097. The reversal of 1211120001010 is 101000211121.
It can be written as a sum of positive squares in 2 ways, for example, as 1179467677089 + 31652323921 = 1086033^2 + 177911^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Harshad number since it is a multiple of its sum of digits (10), and also a Moran number because the ratio is a prime number: 121112000101 = 1211120001010 / (1 + 2 + 1 + 1 + 1 + 2 + 0 + 0 + 0 + 1 + 0 + 1 + 0).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60556000041 + ... + 60556000060.
Almost surely, 21211120001010 is an apocalyptic number.
1211120001010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1211120001010 is a deficient number, since it is larger than the sum of its proper divisors (968896000826).
1211120001010 is a wasteful number, since it uses less digits than its factorization.
1211120001010 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 121112000108.
The product of its (nonzero) digits is 4, while the sum is 10.
Adding to 1211120001010 its reverse (101000211121), we get a palindrome (1312120212131).
The spelling of 1211120001010 in words is "one trillion, two hundred eleven billion, one hundred twenty million, one thousand, ten".
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