Base | Representation |
---|---|
bin | 111000011001000100… |
… | …0101101110110011011 |
3 | 102120120200110002101022 |
4 | 1300302020231312123 |
5 | 3441003124330133 |
6 | 131344354113055 |
7 | 11514655654112 |
oct | 1606210556633 |
9 | 376520402338 |
10 | 121100230043 |
11 | 473a3a17251 |
12 | 1b57827b78b |
13 | b55c118970 |
14 | 5c0b504c79 |
15 | 323b884998 |
hex | 1c3222dd9b |
121100230043 has 8 divisors (see below), whose sum is σ = 130434211488. Its totient is φ = 111768902784.
The previous prime is 121100230037. The next prime is 121100230073. The reversal of 121100230043 is 340032001121.
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 121100230043 - 232 = 116805262747 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (121100230003) by changing a digit.
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, 568271 + ... + 751752.
It is an arithmetic number, because the mean of its divisors is an integer number (16304276436).
Almost surely, 2121100230043 is an apocalyptic number.
121100230043 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
121100230043 is a deficient number, since it is larger than the sum of its proper divisors (9333981445).
121100230043 is a wasteful number, since it uses less digits than its factorization.
121100230043 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1327093.
The product of its (nonzero) digits is 144, while the sum is 17.
Adding to 121100230043 its reverse (340032001121), we get a palindrome (461132231164).
The spelling of 121100230043 in words is "one hundred twenty-one billion, one hundred million, two hundred thirty thousand, forty-three".
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