Base | Representation |
---|---|
bin | 1101000010010110… |
… | …11110101001100000 |
3 | 200001210001112110100 |
4 | 12201023132221200 |
5 | 103313232430232 |
6 | 3114303102400 |
7 | 335305303146 |
oct | 64113365140 |
9 | 20053045410 |
10 | 6999108192 |
11 | 2a718a563a |
12 | 1433ba1a00 |
13 | 87708304b |
14 | 4a57a7596 |
15 | 2ae6dec7c |
hex | 1a12dea60 |
6999108192 has 72 divisors (see below), whose sum is σ = 19937002176. Its totient is φ = 2329134336.
The previous prime is 6999108187. The next prime is 6999108209. The reversal of 6999108192 is 2918019996.
It is a tau number, because it is divible by the number of its divisors (72).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 154798 + ... + 194834.
It is an arithmetic number, because the mean of its divisors is an integer number (276902808).
Almost surely, 26999108192 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 6999108192, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9968501088).
6999108192 is an abundant number, since it is smaller than the sum of its proper divisors (12937893984).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6999108192 is a wasteful number, since it uses less digits than its factorization.
6999108192 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 40660 (or 40649 counting only the distinct ones).
The product of its (nonzero) digits is 629856, while the sum is 54.
The square root of 6999108192 is about 83660.6729114702. The cubic root of 6999108192 is about 1912.8499427826.
The spelling of 6999108192 in words is "six billion, nine hundred ninety-nine million, one hundred eight thousand, one hundred ninety-two".
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