Base | Representation |
---|---|
bin | 1100100011101101… |
… | …10111000111001011 |
3 | 122101212100101020020 |
4 | 12101312313013023 |
5 | 102301430421011 |
6 | 3033001231523 |
7 | 326034303153 |
oct | 62166670713 |
9 | 18355311206 |
10 | 6742045131 |
11 | 294a788328 |
12 | 1381a925a3 |
13 | 835a39823 |
14 | 47d5ad763 |
15 | 296d63006 |
hex | 191db71cb |
6742045131 has 16 divisors (see below), whose sum is σ = 9419182080. Its totient is φ = 4281425280.
The previous prime is 6742045103. The next prime is 6742045151. The reversal of 6742045131 is 1315402476.
It is not a de Polignac number, because 6742045131 - 26 = 6742045067 is a prime.
It is a super-2 number, since 2×67420451312 = 90910345096881614322, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 6742045092 and 6742045101.
It is not an unprimeable number, because it can be changed into a prime (6742045151) 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 15 ways as a sum of consecutive naturals, for example, 186091 + ... + 219348.
It is an arithmetic number, because the mean of its divisors is an integer number (588698880).
Almost surely, 26742045131 is an apocalyptic number.
6742045131 is a deficient number, since it is larger than the sum of its proper divisors (2677136949).
6742045131 is a wasteful number, since it uses less digits than its factorization.
6742045131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 405706.
The product of its (nonzero) digits is 20160, while the sum is 33.
The square root of 6742045131 is about 82109.9575630142. The cubic root of 6742045131 is about 1889.1388750902.
The spelling of 6742045131 in words is "six billion, seven hundred forty-two million, forty-five thousand, one hundred thirty-one".
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