Base | Representation |
---|---|
bin | 110011100001100000001… |
… | …1001111011111110010011 |
3 | 221001222011100110210200001 |
4 | 1213003000121323332103 |
5 | 1412010033014103111 |
6 | 23021041530110431 |
7 | 1330416026644315 |
oct | 147030031737623 |
9 | 27058140423601 |
10 | 7081334128531 |
11 | 22901a4561993 |
12 | 9644b057b417 |
13 | 3c49c7c875c0 |
14 | 1a6a4a2577b5 |
15 | c4305da01c1 |
hex | 670c067bf93 |
7081334128531 has 16 divisors (see below), whose sum is σ = 7718124667680. Its totient is φ = 6457700736000.
The previous prime is 7081334128529. The next prime is 7081334128571. The reversal of 7081334128531 is 1358214331807.
It is a cyclic number.
It is not a de Polignac number, because 7081334128531 - 21 = 7081334128529 is a prime.
It is a super-2 number, since 2×70813341285312 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (7081334128571) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76024035 + ... + 76117123.
It is an arithmetic number, because the mean of its divisors is an integer number (482382791730).
Almost surely, 27081334128531 is an apocalyptic number.
7081334128531 is a deficient number, since it is larger than the sum of its proper divisors (636790539149).
7081334128531 is a wasteful number, since it uses less digits than its factorization.
7081334128531 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 163686.
The product of its (nonzero) digits is 483840, while the sum is 46.
The spelling of 7081334128531 in words is "seven trillion, eighty-one billion, three hundred thirty-four million, one hundred twenty-eight thousand, five hundred thirty-one".
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