Base | Representation |
---|---|
bin | 11011111101100000… |
… | …101001111111101001 |
3 | 2212111100120102111111 |
4 | 123331200221333221 |
5 | 442441342000131 |
6 | 21443053030321 |
7 | 2111666201236 |
oct | 337540517751 |
9 | 85440512444 |
10 | 30023000041 |
11 | 11807223331 |
12 | 599a7853a1 |
13 | 2aa6088ba8 |
14 | 164b51478d |
15 | baab6dab1 |
hex | 6fd829fe9 |
30023000041 has 4 divisors (see below), whose sum is σ = 30033533584. Its totient is φ = 30012466500.
The previous prime is 30023000023. The next prime is 30023000089. The reversal of 30023000041 is 14000032003.
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: 14000032003 = 37549 ⋅372847.
It is a cyclic number.
It is not a de Polignac number, because 30023000041 - 25 = 30023000009 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 30022999985 and 30023000030.
It is not an unprimeable number, because it can be changed into a prime (30023010041) 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, 5262495 + ... + 5268196.
It is an arithmetic number, because the mean of its divisors is an integer number (7508383396).
Almost surely, 230023000041 is an apocalyptic number.
It is an amenable number.
30023000041 is a deficient number, since it is larger than the sum of its proper divisors (10533543).
30023000041 is a wasteful number, since it uses less digits than its factorization.
30023000041 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10533542.
The product of its (nonzero) digits is 72, while the sum is 13.
Adding to 30023000041 its reverse (14000032003), we get a palindrome (44023032044).
The spelling of 30023000041 in words is "thirty billion, twenty-three million, forty-one", and thus it is an aban number and an uban number.
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