Base | Representation |
---|---|
bin | 110011000010110001001… |
… | …0101001101100100100101 |
3 | 220211122210111112211121112 |
4 | 1212011202111031210211 |
5 | 1404414344304302044 |
6 | 22530444304554405 |
7 | 1322561310232343 |
oct | 146054225154445 |
9 | 26748714484545 |
10 | 7015331322149 |
11 | 2265204707617 |
12 | 953750322a05 |
13 | 3bb7099bb197 |
14 | 1a3788464993 |
15 | c274165d09e |
hex | 6616254d925 |
7015331322149 has 4 divisors (see below), whose sum is σ = 7015339196940. Its totient is φ = 7015323447360.
The previous prime is 7015331322143. The next prime is 7015331322157. The reversal of 7015331322149 is 9412231335107.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It can be written as a sum of positive squares in 2 ways, for example, as 4375388778049 + 2639942544100 = 2091743^2 + 1624790^2 .
It is a cyclic number.
It is not a de Polignac number, because 7015331322149 - 240 = 5915819694373 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (7015331322143) 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 3 ways as a sum of consecutive naturals, for example, 2401364 + ... + 4449405.
It is an arithmetic number, because the mean of its divisors is an integer number (1753834799235).
Almost surely, 27015331322149 is an apocalyptic number.
It is an amenable number.
7015331322149 is a deficient number, since it is larger than the sum of its proper divisors (7874791).
7015331322149 is a wasteful number, since it uses less digits than its factorization.
7015331322149 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7874790.
The product of its (nonzero) digits is 136080, while the sum is 41.
The spelling of 7015331322149 in words is "seven trillion, fifteen billion, three hundred thirty-one million, three hundred twenty-two thousand, one hundred forty-nine".
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