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30010002211 = 74287143173
BaseRepresentation
bin11011111100101111…
…000100101100100011
32212110110010001211101
4123330233010230203
5442430030032321
621441510255231
72111450544550
oct337457045443
985413101741
1030010002211
11117aa955922
125996357517
132aa3487977
1416498cda27
15ba9952791
hex6fcbc4b23

30010002211 has 4 divisors (see below), whose sum is σ = 34297145392. Its totient is φ = 25722859032.

The previous prime is 30010002203. The next prime is 30010002263. The reversal of 30010002211 is 11220001003.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 30010002211 - 23 = 30010002203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30010002511) 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, 2143571580 + ... + 2143571593.

It is an arithmetic number, because the mean of its divisors is an integer number (8574286348).

Almost surely, 230010002211 is an apocalyptic number.

30010002211 is a deficient number, since it is larger than the sum of its proper divisors (4287143181).

30010002211 is an equidigital number, since it uses as much as digits as its factorization.

30010002211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4287143180.

The product of its (nonzero) digits is 12, while the sum is 10.

Adding to 30010002211 its reverse (11220001003), we get a palindrome (41230003214).

The spelling of 30010002211 in words is "thirty billion, ten million, two thousand, two hundred eleven".

Divisors: 1 7 4287143173 30010002211