Base | Representation |
---|---|
bin | 1011101101110011… |
… | …0000011001110001 |
3 | 22010011122100011011 |
4 | 2323130300121301 |
5 | 22420042041211 |
6 | 1240021350521 |
7 | 140635006411 |
oct | 27334603161 |
9 | 8104570134 |
10 | 3144877681 |
11 | 1374224170 |
12 | 739268441 |
13 | 3b170ba8a |
14 | 21b95a641 |
15 | 136160921 |
hex | bb730671 |
3144877681 has 8 divisors (see below), whose sum is σ = 3432858624. Its totient is φ = 2857243920.
The previous prime is 3144877669. The next prime is 3144877693. The reversal of 3144877681 is 1867784413.
It is an interprime number because it is at equal distance from previous prime (3144877669) and next prime (3144877693).
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 3144877681 - 213 = 3144869489 is a prime.
It is a super-2 number, since 2×31448776812 = 19780511256903875522, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (3144877601) 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 7 ways as a sum of consecutive naturals, for example, 67666 + ... + 104251.
It is an arithmetic number, because the mean of its divisors is an integer number (429107328).
Almost surely, 23144877681 is an apocalyptic number.
It is an amenable number.
3144877681 is a deficient number, since it is larger than the sum of its proper divisors (287980943).
3144877681 is a wasteful number, since it uses less digits than its factorization.
3144877681 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 173591.
The product of its digits is 903168, while the sum is 49.
The square root of 3144877681 is about 56079.2089904984. The cubic root of 3144877681 is about 1465.1021965074.
The spelling of 3144877681 in words is "three billion, one hundred forty-four million, eight hundred seventy-seven thousand, six hundred eighty-one".
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