Base | Representation |
---|---|
bin | 11011111101111111… |
… | …111100011111111111 |
3 | 2212111221000010212222 |
4 | 123331333330133333 |
5 | 443000441433203 |
6 | 21443544515555 |
7 | 2112126002444 |
oct | 337577743777 |
9 | 85457003788 |
10 | 30031202303 |
11 | 11810915863 |
12 | 59a147bbbb |
13 | 2aa799b3bb |
14 | 164c64b9cb |
15 | bab73e038 |
hex | 6fdffc7ff |
30031202303 has 16 divisors (see below), whose sum is σ = 30408086016. Its totient is φ = 29657540640.
The previous prime is 30031202269. The next prime is 30031202317. The reversal of 30031202303 is 30320213003.
It is a cyclic number.
It is not a de Polignac number, because 30031202303 - 224 = 30014425087 is a prime.
It is a super-2 number, since 2×300312023032 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30031202363) 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, 16258526 + ... + 16260372.
It is an arithmetic number, because the mean of its divisors is an integer number (1900505376).
Almost surely, 230031202303 is an apocalyptic number.
30031202303 is a deficient number, since it is larger than the sum of its proper divisors (376883713).
30031202303 is a wasteful number, since it uses less digits than its factorization.
30031202303 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2614.
The product of its (nonzero) digits is 324, while the sum is 17.
Adding to 30031202303 its reverse (30320213003), we get a palindrome (60351415306).
The spelling of 30031202303 in words is "thirty billion, thirty-one million, two hundred two thousand, three hundred three".
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