Search a number
-
+
30211302010230 = 233511234311026143
BaseRepresentation
bin1101101111010000111011…
…11011001010110101110110
310221222011122120201001101000
412313220131323022311312
512424440221303311410
6144130514110344130
76235460141010315
oct667503573126566
9127864576631330
1030211302010230
1196985a5417880
12347b19babb046
1313b1bb5108833
147663404b627c
15375cea596dc0
hex1b7a1decad76

30211302010230 has 256 divisors, whose sum is σ = 91921486970880. Its totient is φ = 6989258390400.

The previous prime is 30211302010193. The next prime is 30211302010289. The reversal of 30211302010230 is 3201020311203.

30211302010230 is a `hidden beast` number, since 302 + 1 + 130 + 2 + 0 + 1 + 0 + 230 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 28928539 + ... + 29954681.

It is an arithmetic number, because the mean of its divisors is an integer number (359068308480).

Almost surely, 230211302010230 is an apocalyptic number.

30211302010230 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 30211302010230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45960743485440).

30211302010230 is an abundant number, since it is smaller than the sum of its proper divisors (61710184960650).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30211302010230 is a wasteful number, since it uses less digits than its factorization.

30211302010230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1026624 (or 1026618 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 30211302010230 its reverse (3201020311203), we get a palindrome (33412322321433).

The spelling of 30211302010230 in words is "thirty trillion, two hundred eleven billion, three hundred two million, ten thousand, two hundred thirty".