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213230020300 = 225211518937357
BaseRepresentation
bin1100011010010101111…
…1111110011011001100
3202101101100220100111021
43012211133332123030
511443143341122200
6241542335203524
721256016160523
oct3064537763314
9671340810437
10213230020300
1182480873280
12353aa3765a4
131715225945b
14a46b2054ba
15582ebb041a
hex31a57fe6cc

213230020300 has 72 divisors (see below), whose sum is σ = 504884404080. Its totient is φ = 77521171200.

The previous prime is 213230020279. The next prime is 213230020433. The reversal of 213230020300 is 3020032312.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 5689222 + ... + 5726578.

It is an arithmetic number, because the mean of its divisors is an integer number (7012283390).

Almost surely, 2213230020300 is an apocalyptic number.

213230020300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

213230020300 is an abundant number, since it is smaller than the sum of its proper divisors (291654383780).

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

213230020300 is a wasteful number, since it uses less digits than its factorization.

213230020300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42571 (or 42564 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 16.

Adding to 213230020300 its reverse (3020032312), we get a palindrome (216250052612).

The spelling of 213230020300 in words is "two hundred thirteen billion, two hundred thirty million, twenty thousand, three hundred".

Divisors: 1 2 4 5 10 11 20 22 25 44 50 55 100 110 220 275 550 1100 5189 10378 20756 25945 37357 51890 57079 74714 103780 114158 129725 149428 186785 228316 259450 285395 373570 410927 518900 570790 747140 821854 933925 1141580 1426975 1643708 1867850 2054635 2853950 3735700 4109270 5707900 8218540 10273175 20546350 41092700 193845473 387690946 775381892 969227365 1938454730 2132300203 3876909460 4264600406 4846136825 8529200812 9692273650 10661501015 19384547300 21323002030 42646004060 53307505075 106615010150 213230020300