Base | Representation |
---|---|
bin | 11110100111111001… |
… | …01101101100000001 |
3 | 1120102210021200202211 |
4 | 33103330231230001 |
5 | 232132321411431 |
6 | 11315223342121 |
7 | 1121263403242 |
oct | 172374555401 |
9 | 46383250684 |
10 | 16440810241 |
11 | 6a77455089 |
12 | 3229bb1941 |
13 | 17201b60ab |
14 | b1d71acc9 |
15 | 66356b2b1 |
hex | 3d3f2db01 |
16440810241 has 2 divisors, whose sum is σ = 16440810242. Its totient is φ = 16440810240.
The previous prime is 16440810229. The next prime is 16440810271. The reversal of 16440810241 is 14201804461.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 16064295025 + 376515216 = 126745^2 + 19404^2 .
It is a cyclic number.
It is not a de Polignac number, because 16440810241 - 29 = 16440809729 is a prime.
It is a super-3 number, since 3×164408102413 (a number of 32 digits) contains 333 as substring.
It is not a weakly prime, because it can be changed into another prime (16440810271) 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 as a sum of consecutive naturals, namely, 8220405120 + 8220405121.
It is an arithmetic number, because the mean of its divisors is an integer number (8220405121).
Almost surely, 216440810241 is an apocalyptic number.
It is an amenable number.
16440810241 is a deficient number, since it is larger than the sum of its proper divisors (1).
16440810241 is an equidigital number, since it uses as much as digits as its factorization.
16440810241 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 6144, while the sum is 31.
The spelling of 16440810241 in words is "sixteen billion, four hundred forty million, eight hundred ten thousand, two hundred forty-one".
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