Base | Representation |
---|---|
bin | 100001100111111100… |
… | …0011111101000001100 |
3 | 20220101020112021222212 |
4 | 1003033320133220030 |
5 | 2140340013420220 |
6 | 53101014125552 |
7 | 5134234550534 |
oct | 1031770375014 |
9 | 226336467885 |
10 | 72207170060 |
11 | 28694079663 |
12 | 11bb20508b8 |
13 | 6a697b973c |
14 | 36cdbdc4c4 |
15 | 1d292970c5 |
hex | 10cfe1fa0c |
72207170060 has 24 divisors (see below), whose sum is σ = 154205145360. Its totient is φ = 28393327424.
The previous prime is 72207170053. The next prime is 72207170083. The reversal of 72207170060 is 6007170227.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 72207169999 and 72207170026.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30595079 + ... + 30597438.
It is an arithmetic number, because the mean of its divisors is an integer number (6425214390).
Almost surely, 272207170060 is an apocalyptic number.
It is an amenable number.
72207170060 is an abundant number, since it is smaller than the sum of its proper divisors (81997975300).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
72207170060 is a wasteful number, since it uses less digits than its factorization.
72207170060 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 61192585 (or 61192583 counting only the distinct ones).
The product of its (nonzero) digits is 8232, while the sum is 32.
The spelling of 72207170060 in words is "seventy-two billion, two hundred seven million, one hundred seventy thousand, sixty".
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