Base | Representation |
---|---|
bin | 1100000100000101111… |
… | …0001011100010110100 |
3 | 201210222002100102010120 |
4 | 3001001132023202310 |
5 | 11343430224021402 |
6 | 235113521451540 |
7 | 20655006151506 |
oct | 3010136134264 |
9 | 653862312116 |
10 | 207256860852 |
11 | 7a996105168 |
12 | 34201aa0bb0 |
13 | 1670c8ca592 |
14 | a061bc1d76 |
15 | 55d05ca3bc |
hex | 304178b8b4 |
207256860852 has 12 divisors (see below), whose sum is σ = 483599342016. Its totient is φ = 69085620280.
The previous prime is 207256860851. The next prime is 207256860869. The reversal of 207256860852 is 258068652702.
It is a tau number, because it is divible by the number of its divisors (12).
It is a junction number, because it is equal to n+sod(n) for n = 207256860795 and 207256860804.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (207256860851) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8635702524 + ... + 8635702547.
It is an arithmetic number, because the mean of its divisors is an integer number (40299945168).
Almost surely, 2207256860852 is an apocalyptic number.
It is an amenable number.
207256860852 is an abundant number, since it is smaller than the sum of its proper divisors (276342481164).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
207256860852 is a wasteful number, since it uses less digits than its factorization.
207256860852 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17271405078 (or 17271405076 counting only the distinct ones).
The product of its (nonzero) digits is 3225600, while the sum is 51.
The spelling of 207256860852 in words is "two hundred seven billion, two hundred fifty-six million, eight hundred sixty thousand, eight hundred fifty-two".
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