Base | Representation |
---|---|
bin | 11100000011011111… |
… | …000011001111000001 |
3 | 2212202100012021012200 |
4 | 130003133003033001 |
5 | 443143022224213 |
6 | 21501033343413 |
7 | 2114324223144 |
oct | 340337031701 |
9 | 85670167180 |
10 | 30123242433 |
11 | 1185886a989 |
12 | 5a08267b69 |
13 | 2ac0a85b0b |
14 | 165a96a05b |
15 | bb4870273 |
hex | 7037c33c1 |
30123242433 has 12 divisors (see below), whose sum is σ = 43517236308. Its totient is φ = 20079444960.
The previous prime is 30123242423. The next prime is 30123242449. The reversal of 30123242433 is 33424232103.
30123242433 is a `hidden beast` number, since 3 + 0 + 1 + 232 + 424 + 3 + 3 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 13500813249 + 16622429184 = 116193^2 + 128928^2 .
It is not a de Polignac number, because 30123242433 - 29 = 30123241921 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 30123242397 and 30123242406.
It is not an unprimeable number, because it can be changed into a prime (30123242423) 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 in 11 ways as a sum of consecutive naturals, for example, 154978 + ... + 290283.
It is an arithmetic number, because the mean of its divisors is an integer number (3626436359).
Almost surely, 230123242433 is an apocalyptic number.
It is an amenable number.
30123242433 is a deficient number, since it is larger than the sum of its proper divisors (13393993875).
30123242433 is a wasteful number, since it uses less digits than its factorization.
30123242433 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 452784 (or 452781 counting only the distinct ones).
The product of its (nonzero) digits is 10368, while the sum is 27.
Adding to 30123242433 its reverse (33424232103), we get a palindrome (63547474536).
The spelling of 30123242433 in words is "thirty billion, one hundred twenty-three million, two hundred forty-two thousand, four hundred thirty-three".
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