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213300230 = 251113149161
BaseRepresentation
bin11001011011010…
…11010000000110
3112212100202220112
430231223100012
5414101101410
633055433022
75200010363
oct1455532006
9485322815
10213300230
11aa447690
125b525772
1335263070
142048546a
1513ad5105
hexcb6b406

213300230 has 32 divisors (see below), whose sum is σ = 451065888. Its totient is φ = 71596800.

The previous prime is 213300211. The next prime is 213300277. The reversal of 213300230 is 32003312.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73151 + ... + 76010.

It is an arithmetic number, because the mean of its divisors is an integer number (14095809).

Almost surely, 2213300230 is an apocalyptic number.

213300230 is an abundant number, since it is smaller than the sum of its proper divisors (237765658).

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

213300230 is a wasteful number, since it uses less digits than its factorization.

213300230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149192.

The product of its (nonzero) digits is 108, while the sum is 14.

The square root of 213300230 is about 14604.8016076905. The cubic root of 213300230 is about 597.4897251432.

Adding to 213300230 its reverse (32003312), we get a palindrome (245303542).

The spelling of 213300230 in words is "two hundred thirteen million, three hundred thousand, two hundred thirty".

Divisors: 1 2 5 10 11 13 22 26 55 65 110 130 143 286 715 1430 149161 298322 745805 1491610 1640771 1939093 3281542 3878186 8203855 9695465 16407710 19390930 21330023 42660046 106650115 213300230