Base | Representation |
---|---|
bin | 11101001010111000… |
… | …111001111010001010 |
3 | 2222211211100221020011 |
4 | 131022320321322022 |
5 | 1003121211433224 |
6 | 22215550022134 |
7 | 2156111553433 |
oct | 351270717212 |
9 | 88754327204 |
10 | 31321202314 |
11 | 12313002976 |
12 | 60a14a794a |
13 | 2c5201480c |
14 | 1731ac848a |
15 | c34b06394 |
hex | 74ae39e8a |
31321202314 has 8 divisors (see below), whose sum is σ = 47446970148. Its totient is φ = 15505545600.
The previous prime is 31321202309. The next prime is 31321202317. The reversal of 31321202314 is 41320212313.
It can be written as a sum of positive squares in 2 ways, for example, as 27811232289 + 3509970025 = 166767^2 + 59245^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (31321202317) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77527527 + ... + 77527930.
Almost surely, 231321202314 is an apocalyptic number.
31321202314 is a deficient number, since it is larger than the sum of its proper divisors (16125767834).
31321202314 is a wasteful number, since it uses less digits than its factorization.
31321202314 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 155055560.
The product of its (nonzero) digits is 864, while the sum is 22.
Adding to 31321202314 its reverse (41320212313), we get a palindrome (72641414627).
Subtracting 31321202314 from its reverse (41320212313), we obtain a palindrome (9999009999).
The spelling of 31321202314 in words is "thirty-one billion, three hundred twenty-one million, two hundred two thousand, three hundred fourteen".
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