Base | Representation |
---|---|
bin | 1101000011010100… |
… | …00001101110111101 |
3 | 200002100010101102000 |
4 | 12201222001232331 |
5 | 103322310204341 |
6 | 3115150452513 |
7 | 335433335160 |
oct | 64152015675 |
9 | 20070111360 |
10 | 7007116221 |
11 | 2a76375146 |
12 | 1436804139 |
13 | 878928021 |
14 | 4a688dad7 |
15 | 2b02728b6 |
hex | 1a1a81bbd |
7007116221 has 64 divisors (see below), whose sum is σ = 12529520640. Its totient is φ = 3783637440.
The previous prime is 7007116201. The next prime is 7007116261. The reversal of 7007116221 is 1226117007.
It is not a de Polignac number, because 7007116221 - 215 = 7007083453 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (7007116201) 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 63 ways as a sum of consecutive naturals, for example, 351091 + ... + 370511.
It is an arithmetic number, because the mean of its divisors is an integer number (195773760).
Almost surely, 27007116221 is an apocalyptic number.
It is an amenable number.
7007116221 is a deficient number, since it is larger than the sum of its proper divisors (5522404419).
7007116221 is a wasteful number, since it uses less digits than its factorization.
7007116221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19543 (or 19537 counting only the distinct ones).
The product of its (nonzero) digits is 1176, while the sum is 27.
The square root of 7007116221 is about 83708.5194051358. The cubic root of 7007116221 is about 1913.5791937584.
The spelling of 7007116221 in words is "seven billion, seven million, one hundred sixteen thousand, two hundred twenty-one".
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