Base | Representation |
---|---|
bin | 1101101111110011111110… |
… | …00001110001101010000101 |
3 | 10222000222012102010210101222 |
4 | 12313321333001301222011 |
5 | 12430242231404014341 |
6 | 144143304332330125 |
7 | 6240024221543615 |
oct | 667717701615205 |
9 | 128028172123358 |
10 | 30230111001221 |
11 | 96a557762112a |
12 | 348296b013945 |
13 | 13b38c1b194c1 |
14 | 76720652ca45 |
15 | 37654b9a144b |
hex | 1b7e7f071a85 |
30230111001221 has 8 divisors (see below), whose sum is σ = 31544530994304. Its totient is φ = 28915696619920.
The previous prime is 30230111001203. The next prime is 30230111001227. The reversal of 30230111001221 is 12210011103203.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 30230111001221 - 26 = 30230111001157 is a prime.
It is a super-2 number, since 2×302301110012212 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 30230111001221.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30230111001227) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12563375 + ... + 14774931.
It is an arithmetic number, because the mean of its divisors is an integer number (3943066374288).
Almost surely, 230230111001221 is an apocalyptic number.
It is an amenable number.
30230111001221 is a deficient number, since it is larger than the sum of its proper divisors (1314419993083).
30230111001221 is a wasteful number, since it uses less digits than its factorization.
30230111001221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2805891.
The product of its (nonzero) digits is 72, while the sum is 17.
Adding to 30230111001221 its reverse (12210011103203), we get a palindrome (42440122104424).
The spelling of 30230111001221 in words is "thirty trillion, two hundred thirty billion, one hundred eleven million, one thousand, two hundred twenty-one".
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