Base | Representation |
---|---|
bin | 11110110111101111010… |
… | …101011010000011100100 |
3 | 21111210210101210120101202 |
4 | 132313233111122003210 |
5 | 234224144131241200 |
6 | 4302323510142032 |
7 | 306161055353561 |
oct | 36675725320344 |
9 | 7453711716352 |
10 | 2121434243300 |
11 | 748771363149 |
12 | 2a3194051918 |
13 | 1250869296c8 |
14 | 7496c49d868 |
15 | 3a2b3d3e1d5 |
hex | 1edef55a0e4 |
2121434243300 has 36 divisors (see below), whose sum is σ = 4604944001700. Its totient is φ = 848309790720.
The previous prime is 2121434243267. The next prime is 2121434243323. The reversal of 2121434243300 is 33424341212.
It can be written as a sum of positive squares in 6 ways, for example, as 1620545536 + 2119813697764 = 40256^2 + 1455958^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2975525 + ... + 3618924.
Almost surely, 22121434243300 is an apocalyptic number.
2121434243300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2121434243300 is an abundant number, since it is smaller than the sum of its proper divisors (2483509758400).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2121434243300 is a wasteful number, since it uses less digits than its factorization.
2121434243300 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6597680 (or 6597673 counting only the distinct ones).
The product of its (nonzero) digits is 13824, while the sum is 29.
Adding to 2121434243300 its reverse (33424341212), we get a palindrome (2154858584512).
The spelling of 2121434243300 in words is "two trillion, one hundred twenty-one billion, four hundred thirty-four million, two hundred forty-three thousand, three hundred".
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