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230130221310 = 23351177484923
BaseRepresentation
bin1101011001010011010…
…1001000000011111110
3211000000011121111221000
43112110311020003332
512232301314040220
6253415333151130
722424561414553
oct3262465100376
9730004544830
10230130221310
1189663568450
123872618b4a6
13189166796b2
14b1d1946a2a
155ebd722390
hex3594d480fe

230130221310 has 64 divisors (see below), whose sum is σ = 669469743360. Its totient is φ = 55789143840.

The previous prime is 230130221177. The next prime is 230130221353. The reversal of 230130221310 is 13122031032.

230130221310 is a `hidden beast` number, since 2 + 3 + 0 + 130 + 221 + 310 = 666.

230130221310 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2301302213102 (a number of 24 digits) contains 22 as substring.

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 pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 38739492 + ... + 38745431.

It is an arithmetic number, because the mean of its divisors is an integer number (10460464740).

Almost surely, 2230130221310 is an apocalyptic number.

230130221310 is an abundant number, since it is smaller than the sum of its proper divisors (439339522050).

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

230130221310 is a wasteful number, since it uses less digits than its factorization.

230130221310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77484950 (or 77484944 counting only the distinct ones).

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

Adding to 230130221310 its reverse (13122031032), we get a palindrome (243252252342).

The spelling of 230130221310 in words is "two hundred thirty billion, one hundred thirty million, two hundred twenty-one thousand, three hundred ten".

Divisors: 1 2 3 5 6 9 10 11 15 18 22 27 30 33 45 54 55 66 90 99 110 135 165 198 270 297 330 495 594 990 1485 2970 77484923 154969846 232454769 387424615 464909538 697364307 774849230 852334153 1162273845 1394728614 1704668306 2092092921 2324547690 2557002459 3486821535 4184185842 4261670765 5114004918 6973643070 7671007377 8523341530 10460464605 12785012295 15342014754 20920929210 23013022131 25570024590 38355036885 46026044262 76710073770 115065110655 230130221310