Base | Representation |
---|---|
bin | 11100001001110111… |
… | …00101110111100001 |
3 | 1110000101202110011011 |
4 | 32010323211313201 |
5 | 221423432203001 |
6 | 10535505220521 |
7 | 1043365236406 |
oct | 160473456741 |
9 | 43011673134 |
10 | 15115116001 |
11 | 64570a8407 |
12 | 2b1a031741 |
13 | 156b652c2b |
14 | a3562c2ad |
15 | 5d6ea2d51 |
hex | 384ee5de1 |
15115116001 has 8 divisors (see below), whose sum is σ = 15273605160. Its totient is φ = 14956987392.
The previous prime is 15115115989. The next prime is 15115116053. The reversal of 15115116001 is 10061151151.
It can be written as a sum of positive squares in 4 ways, for example, as 35521600 + 15079594401 = 5960^2 + 122799^2 .
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 15115116001 - 213 = 15115107809 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (15118116001) 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 in 7 ways as a sum of consecutive naturals, for example, 5440 + ... + 173953.
It is an arithmetic number, because the mean of its divisors is an integer number (1909200645).
Almost surely, 215115116001 is an apocalyptic number.
It is an amenable number.
15115116001 is a deficient number, since it is larger than the sum of its proper divisors (158489159).
15115116001 is a wasteful number, since it uses less digits than its factorization.
15115116001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 180275.
The product of its (nonzero) digits is 150, while the sum is 22.
Adding to 15115116001 its reverse (10061151151), we get a palindrome (25176267152).
The spelling of 15115116001 in words is "fifteen billion, one hundred fifteen million, one hundred sixteen thousand, one".
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