Base | Representation |
---|---|
bin | 11011001110010010… |
… | …10101010011010001 |
3 | 1101201120110022222101 |
4 | 31213021111103101 |
5 | 214413020323211 |
6 | 10414134440401 |
7 | 1025116602346 |
oct | 154711252321 |
9 | 41646408871 |
10 | 14615401681 |
11 | 6220016671 |
12 | 29ba803101 |
13 | 14bbc6ab9a |
14 | 9c910c7cd |
15 | 5a81945c1 |
hex | 3672554d1 |
14615401681 has 16 divisors (see below), whose sum is σ = 15424303104. Its totient is φ = 13821724224.
The previous prime is 14615401667. The next prime is 14615401699. The reversal of 14615401681 is 18610451641.
14615401681 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 14615401681 - 27 = 14615401553 is a prime.
It is a super-2 number, since 2×146154016812 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 14615401681.
It is not an unprimeable number, because it can be changed into a prime (14615401601) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 847315 + ... + 864391.
It is an arithmetic number, because the mean of its divisors is an integer number (964018944).
Almost surely, 214615401681 is an apocalyptic number.
It is an amenable number.
14615401681 is a deficient number, since it is larger than the sum of its proper divisors (808901423).
14615401681 is a wasteful number, since it uses less digits than its factorization.
14615401681 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17520.
The product of its (nonzero) digits is 23040, while the sum is 37.
The spelling of 14615401681 in words is "fourteen billion, six hundred fifteen million, four hundred one thousand, six hundred eighty-one".
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