Base | Representation |
---|---|
bin | 11101010010001110… |
… | …011111010110010011 |
3 | 10000011102000000011021 |
4 | 131102032133112103 |
5 | 1003344220114303 |
6 | 22240104300311 |
7 | 2162135102350 |
oct | 352216372623 |
9 | 100142000137 |
10 | 31444301203 |
11 | 12376540997 |
12 | 6116771697 |
13 | 2c716850b3 |
14 | 17441ad627 |
15 | c4081eebd |
hex | 75239f593 |
31444301203 has 4 divisors (see below), whose sum is σ = 35936344240. Its totient is φ = 26952258168.
The previous prime is 31444301183. The next prime is 31444301227. The reversal of 31444301203 is 30210344413.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-31444301203 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (31444301003) 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, 2246021508 + ... + 2246021521.
It is an arithmetic number, because the mean of its divisors is an integer number (8984086060).
Almost surely, 231444301203 is an apocalyptic number.
31444301203 is a deficient number, since it is larger than the sum of its proper divisors (4492043037).
31444301203 is an equidigital number, since it uses as much as digits as its factorization.
31444301203 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4492043036.
The product of its (nonzero) digits is 3456, while the sum is 25.
Adding to 31444301203 its reverse (30210344413), we get a palindrome (61654645616).
The spelling of 31444301203 in words is "thirty-one billion, four hundred forty-four million, three hundred one thousand, two hundred three".
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