Base | Representation |
---|---|
bin | 10110100010011101… |
… | …01001110111010001 |
3 | 1011020021200120102102 |
4 | 23101032221313101 |
5 | 144240123323400 |
6 | 5320405330145 |
7 | 605566060331 |
oct | 132116516721 |
9 | 34207616372 |
10 | 12100214225 |
11 | 514a28a050 |
12 | 2418406955 |
13 | 11aab51998 |
14 | 82b0670c1 |
15 | 4ac4689d5 |
hex | 2d13a9dd1 |
12100214225 has 24 divisors (see below), whose sum is σ = 16373648448. Its totient is φ = 8797275200.
The previous prime is 12100214177. The next prime is 12100214261. The reversal of 12100214225 is 52241200121.
It is not a de Polignac number, because 12100214225 - 28 = 12100213969 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 12100214197 and 12100214206.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1204172 + ... + 1214178.
It is an arithmetic number, because the mean of its divisors is an integer number (682235352).
Almost surely, 212100214225 is an apocalyptic number.
It is an amenable number.
12100214225 is a deficient number, since it is larger than the sum of its proper divisors (4273434223).
12100214225 is a wasteful number, since it uses less digits than its factorization.
12100214225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14425 (or 14420 counting only the distinct ones).
The product of its (nonzero) digits is 320, while the sum is 20.
Adding to 12100214225 its reverse (52241200121), we get a palindrome (64341414346).
The spelling of 12100214225 in words is "twelve billion, one hundred million, two hundred fourteen thousand, two hundred twenty-five".
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