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213300562340 = 22541260122637
BaseRepresentation
bin1100011010100110110…
…1000100100110100100
3202101120021122020222102
43012221231010212210
511443314420443330
6241553335151232
721260533602455
oct3065155044644
9671507566872
10213300562340
1182507674588
1235409b15518
1317163a578c8
14a47672912c
155835e96945
hex31a9b449a4

213300562340 has 24 divisors (see below), whose sum is σ = 458856333432. Its totient is φ = 83239243520.

The previous prime is 213300562333. The next prime is 213300562379. The reversal of 213300562340 is 43265003312.

It can be written as a sum of positive squares in 4 ways, for example, as 220463104 + 213080099236 = 14848^2 + 461606^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 130060499 + ... + 130062138.

It is an arithmetic number, because the mean of its divisors is an integer number (19119013893).

Almost surely, 2213300562340 is an apocalyptic number.

213300562340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

213300562340 is an abundant number, since it is smaller than the sum of its proper divisors (245555771092).

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

213300562340 is a wasteful number, since it uses less digits than its factorization.

213300562340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260122687 (or 260122685 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 29.

Adding to 213300562340 its reverse (43265003312), we get a palindrome (256565565652).

The spelling of 213300562340 in words is "two hundred thirteen billion, three hundred million, five hundred sixty-two thousand, three hundred forty".

Divisors: 1 2 4 5 10 20 41 82 164 205 410 820 260122637 520245274 1040490548 1300613185 2601226370 5202452740 10665028117 21330056234 42660112468 53325140585 106650281170 213300562340