Base | Representation |
---|---|
bin | 11101111111000101011… |
… | …11100011010111111101 |
3 | 10122111101110122222001121 |
4 | 32333202233203113331 |
5 | 113340024113101341 |
6 | 2105151444310541 |
7 | 134302553361124 |
oct | 16774257432775 |
9 | 3574343588047 |
10 | 1030301300221 |
11 | 367a48251276 |
12 | 1478199a2451 |
13 | 76206bc549b |
14 | 37c1c8c2abb |
15 | 1bc01a594d1 |
hex | efe2be35fd |
1030301300221 has 4 divisors (see below), whose sum is σ = 1030347357244. Its totient is φ = 1030255243200.
The previous prime is 1030301300207. The next prime is 1030301300227. The reversal of 1030301300221 is 1220031030301.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 467972287225 + 562329012996 = 684085^2 + 749886^2 .
It is a cyclic number.
It is not a de Polignac number, because 1030301300221 - 227 = 1030167082493 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1030301300195 and 1030301300204.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1030301300227) 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, 22994940 + ... + 23039701.
It is an arithmetic number, because the mean of its divisors is an integer number (257586839311).
Almost surely, 21030301300221 is an apocalyptic number.
It is an amenable number.
1030301300221 is a deficient number, since it is larger than the sum of its proper divisors (46057023).
1030301300221 is an equidigital number, since it uses as much as digits as its factorization.
1030301300221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 46057022.
The product of its (nonzero) digits is 108, while the sum is 16.
Adding to 1030301300221 its reverse (1220031030301), we get a palindrome (2250332330522).
The spelling of 1030301300221 in words is "one trillion, thirty billion, three hundred one million, three hundred thousand, two hundred twenty-one".
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