Base | Representation |
---|---|
bin | 11011111100111000… |
… | …010111111010001011 |
3 | 2212110121200221010101 |
4 | 123330320113322023 |
5 | 442431141041303 |
6 | 21442034430231 |
7 | 2111510350444 |
oct | 337470277213 |
9 | 85417627111 |
10 | 30012440203 |
11 | 11801270599 |
12 | 5997132377 |
13 | 2aa3b2c575 |
14 | 1649d662cb |
15 | ba9c84d1d |
hex | 6fce17e8b |
30012440203 has 4 divisors (see below), whose sum is σ = 31777877880. Its totient is φ = 28247002528.
The previous prime is 30012440201. The next prime is 30012440231. The reversal of 30012440203 is 30204421003.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 30012440203 - 21 = 30012440201 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30012440201) 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, 882718813 + ... + 882718846.
It is an arithmetic number, because the mean of its divisors is an integer number (7944469470).
Almost surely, 230012440203 is an apocalyptic number.
30012440203 is a deficient number, since it is larger than the sum of its proper divisors (1765437677).
30012440203 is a wasteful number, since it uses less digits than its factorization.
30012440203 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1765437676.
The product of its (nonzero) digits is 576, while the sum is 19.
Adding to 30012440203 its reverse (30204421003), we get a palindrome (60216861206).
The spelling of 30012440203 in words is "thirty billion, twelve million, four hundred forty thousand, two hundred three".
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