Base | Representation |
---|---|
bin | 111111000100011… |
… | …0001110001100000 |
3 | 12110111001122010210 |
4 | 1332020301301200 |
5 | 13313223331430 |
6 | 545554054120 |
7 | 103304442315 |
oct | 17610616140 |
9 | 5414048123 |
10 | 2116230240 |
11 | 996614113 |
12 | 4b087a340 |
13 | 279581457 |
14 | 1610b2d0c |
15 | c5bc12b0 |
hex | 7e231c60 |
2116230240 has 48 divisors (see below), whose sum is σ = 6666126768. Its totient is φ = 564327936.
The previous prime is 2116230229. The next prime is 2116230287. The reversal of 2116230240 is 420326112.
It is a tau number, because it is divible by the number of its divisors (48).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2203927 + ... + 2204886.
It is an arithmetic number, because the mean of its divisors is an integer number (138877641).
Almost surely, 22116230240 is an apocalyptic number.
2116230240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2116230240 is an abundant number, since it is smaller than the sum of its proper divisors (4549896528).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2116230240 is a wasteful number, since it uses less digits than its factorization.
2116230240 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4408831 (or 4408823 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 21.
The square root of 2116230240 is about 46002.5025406227. The cubic root of 2116230240 is about 1283.8697667817.
Adding to 2116230240 its reverse (420326112), we get a palindrome (2536556352).
The spelling of 2116230240 in words is "two billion, one hundred sixteen million, two hundred thirty thousand, two hundred forty".
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