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213323432200 = 23523073474323
BaseRepresentation
bin1100011010101100010…
…0010100000100001000
3202101121212200011112021
43012223010110010020
511443341244312300
6241555513254224
721261232153444
oct3065304240410
9671555604467
10213323432200
1182519574a9a
1235415704374
1317168704378
14a47979d824
155837eb2d1a
hex31ab114108

213323432200 has 48 divisors (see below), whose sum is σ = 497592683280. Its totient is φ = 85051402560.

The previous prime is 213323432167. The next prime is 213323432221. The reversal of 213323432200 is 2234323312.

It is a Harshad number since it is a multiple of its sum of digits (25).

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 11 ways as a sum of consecutive naturals, for example, 1675762 + ... + 1798561.

It is an arithmetic number, because the mean of its divisors is an integer number (10366514235).

Almost surely, 2213323432200 is an apocalyptic number.

213323432200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

213323432200 is an abundant number, since it is smaller than the sum of its proper divisors (284269251080).

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

213323432200 is a wasteful number, since it uses less digits than its factorization.

213323432200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3474646 (or 3474637 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 213323432200 its reverse (2234323312), we get a palindrome (215557755512).

The spelling of 213323432200 in words is "two hundred thirteen billion, three hundred twenty-three million, four hundred thirty-two thousand, two hundred".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 200 307 614 1228 1535 2456 3070 6140 7675 12280 15350 30700 61400 3474323 6948646 13897292 17371615 27794584 34743230 69486460 86858075 138972920 173716150 347432300 694864600 1066617161 2133234322 4266468644 5333085805 8532937288 10666171610 21332343220 26665429025 42664686440 53330858050 106661716100 213323432200