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30012323223 = 328333531277
BaseRepresentation
bin11011111100110111…
…111011010110010111
32212110121110222122210
4123330313323112113
5442431123320343
621442032124503
72111506352421
oct337467732627
985417428583
1030012323223
11118011a0713
125997096733
132aa3abb24c
141649d35811
15ba9c60333
hex6fcdfb597

30012323223 has 8 divisors (see below), whose sum is σ = 40030567408. Its totient is φ = 20001147264.

The previous prime is 30012323219. The next prime is 30012323233. The reversal of 30012323223 is 32232321003.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 30012323223 - 22 = 30012323219 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 30012323223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30012323233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1757140 + ... + 1774137.

It is an arithmetic number, because the mean of its divisors is an integer number (5003820926).

Almost surely, 230012323223 is an apocalyptic number.

30012323223 is a deficient number, since it is larger than the sum of its proper divisors (10018244185).

30012323223 is a wasteful number, since it uses less digits than its factorization.

30012323223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3534113.

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 30012323223 its reverse (32232321003), we get a palindrome (62244644226).

The spelling of 30012323223 in words is "thirty billion, twelve million, three hundred twenty-three thousand, two hundred twenty-three".

Divisors: 1 3 2833 8499 3531277 10593831 10004107741 30012323223