Base | Representation |
---|---|
bin | 1000000000100001… |
… | …1000011001100101 |
3 | 12112211000002121020 |
4 | 2000020120121211 |
5 | 13400304240431 |
6 | 553151041353 |
7 | 104161661535 |
oct | 20010303145 |
9 | 5484002536 |
10 | 2149680741 |
11 | a03490a5a |
12 | 4bbb10259 |
13 | 283493b50 |
14 | 1656dd4c5 |
15 | c8acc696 |
hex | 80218665 |
2149680741 has 16 divisors (see below), whose sum is σ = 3087646464. Its totient is φ = 1322483904.
The previous prime is 2149680739. The next prime is 2149680751. The reversal of 2149680741 is 1470869412.
It is not a de Polignac number, because 2149680741 - 21 = 2149680739 is a prime.
It is a super-2 number, since 2×21496807412 = 9242254576452618162, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2149680693 and 2149680702.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2149680721) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 174900 + ... + 186786.
It is an arithmetic number, because the mean of its divisors is an integer number (192977904).
Almost surely, 22149680741 is an apocalyptic number.
It is an amenable number.
2149680741 is a deficient number, since it is larger than the sum of its proper divisors (937965723).
2149680741 is a wasteful number, since it uses less digits than its factorization.
2149680741 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16540.
The product of its (nonzero) digits is 96768, while the sum is 42.
The square root of 2149680741 is about 46364.6496913327. The cubic root of 2149680741 is about 1290.5989929007.
The spelling of 2149680741 in words is "two billion, one hundred forty-nine million, six hundred eighty thousand, seven hundred forty-one".
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