Base | Representation |
---|---|
bin | 10010101011110100… |
… | …11011000011000011 |
3 | 221220002200111121111 |
4 | 21111322123003003 |
5 | 131021004004331 |
6 | 4335221504151 |
7 | 503404516522 |
oct | 112572330303 |
9 | 27802614544 |
10 | 10031313091 |
11 | 4288461aa8 |
12 | 1b3b572057 |
13 | c3b332027 |
14 | 6b23944b9 |
15 | 3da9e5db1 |
hex | 255e9b0c3 |
10031313091 has 2 divisors, whose sum is σ = 10031313092. Its totient is φ = 10031313090.
The previous prime is 10031313077. The next prime is 10031313107. The reversal of 10031313091 is 19031313001.
10031313091 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It is an emirp because it is prime and its reverse (19031313001) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 10031313091 - 29 = 10031312579 is a prime.
It is not a weakly prime, because it can be changed into another prime (10031317091) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5015656545 + 5015656546.
It is an arithmetic number, because the mean of its divisors is an integer number (5015656546).
Almost surely, 210031313091 is an apocalyptic number.
10031313091 is a deficient number, since it is larger than the sum of its proper divisors (1).
10031313091 is an equidigital number, since it uses as much as digits as its factorization.
10031313091 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 243, while the sum is 22.
Adding to 10031313091 its reverse (19031313001), we get a palindrome (29062626092).
The spelling of 10031313091 in words is "ten billion, thirty-one million, three hundred thirteen thousand, ninety-one".
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