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200213220 = 22353336887
BaseRepresentation
bin10111110111100…
…00001011100100
3111221201212220110
423323300023210
5402223310340
631511133020
74650533004
oct1373601344
9457655813
10200213220
11a3019179
1257074170
133263037c
141c83a004
151289c680
hexbef02e4

200213220 has 24 divisors (see below), whose sum is σ = 560597184. Its totient is φ = 53390176.

The previous prime is 200213207. The next prime is 200213227. The reversal of 200213220 is 22312002.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 200213196 and 200213205.

It is not an unprimeable number, because it can be changed into a prime (200213227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1668384 + ... + 1668503.

It is an arithmetic number, because the mean of its divisors is an integer number (23358216).

Almost surely, 2200213220 is an apocalyptic number.

200213220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200213220 is an abundant number, since it is smaller than the sum of its proper divisors (360383964).

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

200213220 is a wasteful number, since it uses less digits than its factorization.

200213220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3336899 (or 3336897 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 200213220 is about 14149.6720810060. The cubic root of 200213220 is about 585.0112935215.

Adding to 200213220 its reverse (22312002), we get a palindrome (222525222).

The spelling of 200213220 in words is "two hundred million, two hundred thirteen thousand, two hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 3336887 6673774 10010661 13347548 16684435 20021322 33368870 40042644 50053305 66737740 100106610 200213220