Base | Representation |
---|---|
bin | 10001110101000101000… |
… | …101010110000001110000 |
3 | 11100010112000110001111121 |
4 | 101311011011112001300 |
5 | 130033230011130313 |
6 | 2334505505352024 |
7 | 154343132120254 |
oct | 21650505260160 |
9 | 4303460401447 |
10 | 1225224708208 |
11 | 432684451786 |
12 | 179559338614 |
13 | 8b6cc549957 |
14 | 43430686264 |
15 | 21d0e49828d |
hex | 11d45156070 |
1225224708208 has 20 divisors (see below), whose sum is σ = 2391994043208. Its totient is φ = 607935922880.
The previous prime is 1225224708179. The next prime is 1225224708209. The reversal of 1225224708208 is 8028074225221.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1225224708209) 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, 292274791 + ... + 292278982.
Almost surely, 21225224708208 is an apocalyptic number.
It is an amenable number.
1225224708208 is a deficient number, since it is larger than the sum of its proper divisors (1166769335000).
1225224708208 is a wasteful number, since it uses less digits than its factorization.
1225224708208 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 584553912 (or 584553906 counting only the distinct ones).
The product of its (nonzero) digits is 286720, while the sum is 43.
The spelling of 1225224708208 in words is "one trillion, two hundred twenty-five billion, two hundred twenty-four million, seven hundred eight thousand, two hundred eight".
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