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30012231003 = 310004077001
BaseRepresentation
bin11011111100110111…
…100100110101011011
32212110121022022011020
4123330313210311123
5442431112343003
621442030133523
72111505516516
oct337467446533
985417268136
1030012231003
11118011383a7
1259970512a3
132aa3a88291
141649d0dd7d
15ba9c42d53
hex6fcde4d5b

30012231003 has 4 divisors (see below), whose sum is σ = 40016308008. Its totient is φ = 20008154000.

The previous prime is 30012230987. The next prime is 30012231017. The reversal of 30012231003 is 30013221003.

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 30012231003 - 24 = 30012230987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (30012231043) 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, 5002038498 + ... + 5002038503.

It is an arithmetic number, because the mean of its divisors is an integer number (10004077002).

Almost surely, 230012231003 is an apocalyptic number.

30012231003 is a deficient number, since it is larger than the sum of its proper divisors (10004077005).

30012231003 is a wasteful number, since it uses less digits than its factorization.

30012231003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10004077004.

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 30012231003 its reverse (30013221003), we get a palindrome (60025452006).

The spelling of 30012231003 in words is "thirty billion, twelve million, two hundred thirty-one thousand, three".

Divisors: 1 3 10004077001 30012231003