Base | Representation |
---|---|
bin | 111000100010011001… |
… | …1010111011011110000 |
3 | 102121101111201210012212 |
4 | 1301010303113123300 |
5 | 3442123312302204 |
6 | 131435422311252 |
7 | 11525510606000 |
oct | 1610463273360 |
9 | 377344653185 |
10 | 121413400304 |
11 | 47544776749 |
12 | 1b645128528 |
13 | b5abc78301 |
14 | 5c3ad46000 |
15 | 32590e5c6e |
hex | 1c44cd76f0 |
121413400304 has 80 divisors (see below), whose sum is σ = 283790616000. Its totient is φ = 50239961856.
The previous prime is 121413400253. The next prime is 121413400351. The reversal of 121413400304 is 403004314121.
It is a self number, because there is not a number n which added to its sum of digits gives 121413400304.
It is a congruent number.
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 15 ways as a sum of consecutive naturals, for example, 222287 + ... + 540590.
It is an arithmetic number, because the mean of its divisors is an integer number (3547382700).
Almost surely, 2121413400304 is an apocalyptic number.
121413400304 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
121413400304 is an abundant number, since it is smaller than the sum of its proper divisors (162377215696).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121413400304 is an equidigital number, since it uses as much as digits as its factorization.
121413400304 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 762935 (or 762915 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 23.
Adding to 121413400304 its reverse (403004314121), we get a palindrome (524417714425).
The spelling of 121413400304 in words is "one hundred twenty-one billion, four hundred thirteen million, four hundred thousand, three hundred four".
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