Base | Representation |
---|---|
bin | 1100010000011000110… |
… | …10010111011011011001 |
3 | 1111020222020020012101101 |
4 | 12020030122113123121 |
5 | 23344420422031210 |
6 | 521242500351401 |
7 | 42265423502611 |
oct | 6101432273331 |
9 | 1436866205341 |
10 | 421115033305 |
11 | 15265950444a |
12 | 697466a5561 |
13 | 3093202b4a5 |
14 | 1654c5bba41 |
15 | ae4a4b9a3a |
hex | 620c6976d9 |
421115033305 has 8 divisors (see below), whose sum is σ = 522763489800. Its totient is φ = 325275060096.
The previous prime is 421115033263. The next prime is 421115033341. The reversal of 421115033305 is 503330511124.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 34365373641 + 386749659664 = 185379^2 + 621892^2 .
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 421115033305 - 27 = 421115033177 is a prime.
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, 1452120660 + ... + 1452120949.
It is an arithmetic number, because the mean of its divisors is an integer number (65345436225).
Almost surely, 2421115033305 is an apocalyptic number.
It is an amenable number.
421115033305 is a deficient number, since it is larger than the sum of its proper divisors (101648456495).
421115033305 is a wasteful number, since it uses less digits than its factorization.
421115033305 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2904241643.
The product of its (nonzero) digits is 5400, while the sum is 28.
Adding to 421115033305 its reverse (503330511124), we get a palindrome (924445544429).
The spelling of 421115033305 in words is "four hundred twenty-one billion, one hundred fifteen million, thirty-three thousand, three hundred five".
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