Base | Representation |
---|---|
bin | 110000000011111101… |
… | …1011110000101001001 |
3 | 100212102001001022102122 |
4 | 1200013323132011021 |
5 | 3142334313322241 |
6 | 115225352341025 |
7 | 10312460416133 |
oct | 1400773360511 |
9 | 325361038378 |
10 | 103212245321 |
11 | 3a8546925a9 |
12 | 180056a4775 |
13 | 996b177b13 |
14 | 4dd1916053 |
15 | 2a4125604b |
hex | 1807ede149 |
103212245321 has 16 divisors (see below), whose sum is σ = 108623047680. Its totient is φ = 97880336400.
The previous prime is 103212245273. The next prime is 103212245359. The reversal of 103212245321 is 123542212301.
It is a de Polignac number, because none of the positive numbers 2k-103212245321 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (103212245621) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2353646 + ... + 2397096.
It is an arithmetic number, because the mean of its divisors is an integer number (6788940480).
Almost surely, 2103212245321 is an apocalyptic number.
It is an amenable number.
103212245321 is a deficient number, since it is larger than the sum of its proper divisors (5410802359).
103212245321 is a wasteful number, since it uses less digits than its factorization.
103212245321 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44356.
The product of its (nonzero) digits is 2880, while the sum is 26.
Adding to 103212245321 its reverse (123542212301), we get a palindrome (226754457622).
The spelling of 103212245321 in words is "one hundred three billion, two hundred twelve million, two hundred forty-five thousand, three hundred twenty-one".
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