Base | Representation |
---|---|
bin | 11011111100111111… |
… | …001010100001111101 |
3 | 2212110202001101010002 |
4 | 123330333022201331 |
5 | 442432120023123 |
6 | 21442140524045 |
7 | 2111531443532 |
oct | 337477124175 |
9 | 85422041102 |
10 | 30014220413 |
11 | 11802277041 |
12 | 5997850625 |
13 | 2aa4303948 |
14 | 164a2aad89 |
15 | ba9ed7528 |
hex | 6fcfca87d |
30014220413 has 4 divisors (see below), whose sum is σ = 30462193920. Its totient is φ = 29566246908.
The previous prime is 30014220389. The next prime is 30014220419. The reversal of 30014220413 is 31402241003.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 31402241003 = 7 ⋅4486034429.
It is a cyclic number.
It is not a de Polignac number, because 30014220413 - 28 = 30014220157 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30014220419) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 223986653 + ... + 223986786.
It is an arithmetic number, because the mean of its divisors is an integer number (7615548480).
Almost surely, 230014220413 is an apocalyptic number.
It is an amenable number.
30014220413 is a deficient number, since it is larger than the sum of its proper divisors (447973507).
30014220413 is an equidigital number, since it uses as much as digits as its factorization.
30014220413 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 447973506.
The product of its (nonzero) digits is 576, while the sum is 20.
Adding to 30014220413 its reverse (31402241003), we get a palindrome (61416461416).
The spelling of 30014220413 in words is "thirty billion, fourteen million, two hundred twenty thousand, four hundred thirteen".
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