Base | Representation |
---|---|
bin | 11110101110001000000… |
… | …010001010100100100101 |
3 | 21110211010222012012200021 |
4 | 132232020002022210211 |
5 | 234042023432230201 |
6 | 4253455303515141 |
7 | 305344206134431 |
oct | 36561002124445 |
9 | 7424128165607 |
10 | 2111111211301 |
11 | 744354273444 |
12 | 2a1192a58ab1 |
13 | 124100038c51 |
14 | 7426d48d9c1 |
15 | 39dac922ea1 |
hex | 1eb8808a925 |
2111111211301 has 8 divisors (see below), whose sum is σ = 2139710129784. Its totient is φ = 2082663211200.
The previous prime is 2111111211283. The next prime is 2111111211311. The reversal of 2111111211301 is 1031121111112.
It can be written as a sum of positive squares in 4 ways, for example, as 817885096900 + 1293226114401 = 904370^2 + 1137201^2 .
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 2111111211301 - 25 = 2111111211269 is a prime.
It is a super-2 number, since 2×21111112113012 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2111111211311) 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, 37701430 + ... + 37757383.
It is an arithmetic number, because the mean of its divisors is an integer number (267463766223).
Almost surely, 22111111211301 is an apocalyptic number.
It is an amenable number.
2111111211301 is a deficient number, since it is larger than the sum of its proper divisors (28598918483).
2111111211301 is a wasteful number, since it uses less digits than its factorization.
2111111211301 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 75459191.
The product of its (nonzero) digits is 12, while the sum is 16.
Adding to 2111111211301 its reverse (1031121111112), we get a palindrome (3142232322413).
The spelling of 2111111211301 in words is "two trillion, one hundred eleven billion, one hundred eleven million, two hundred eleven thousand, three hundred one".
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