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30030002323 = 31196559493
BaseRepresentation
bin11011111101111011…
…010111100010010011
32212111211202011211021
4123331323113202103
5443000140033243
621443503100311
72112112544116
oct337573274223
985454664737
1030030002323
1111810176242
1259a0ba1697
132aa766b159
14164c41857d
15bab5a36ed
hex6fded7893

30030002323 has 4 divisors (see below), whose sum is σ = 30126562128. Its totient is φ = 29933442520.

The previous prime is 30030002267. The next prime is 30030002357. The reversal of 30030002323 is 32320003003.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32320003003 = 191316894931.

It is a cyclic number.

It is not a de Polignac number, because 30030002323 - 217 = 30029871251 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 30030002297 and 30030002306.

It is not an unprimeable number, because it can be changed into a prime (30030000323) 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, 48279436 + ... + 48280057.

It is an arithmetic number, because the mean of its divisors is an integer number (7531640532).

Almost surely, 230030002323 is an apocalyptic number.

30030002323 is a deficient number, since it is larger than the sum of its proper divisors (96559805).

30030002323 is an equidigital number, since it uses as much as digits as its factorization.

30030002323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96559804.

The product of its (nonzero) digits is 324, while the sum is 16.

Adding to 30030002323 its reverse (32320003003), we get a palindrome (62350005326).

The spelling of 30030002323 in words is "thirty billion, thirty million, two thousand, three hundred twenty-three".

Divisors: 1 311 96559493 30030002323