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202200212 = 22349914447
BaseRepresentation
bin11000000110101…
…01010010010100
3112002110211112202
430003111102110
5403230401322
632021504032
75003446664
oct1403252224
9462424482
10202200212
11a4156015
1257872018
1332b778c6
141cbd61a4
1512b41292
hexc0d5494

202200212 has 12 divisors (see below), whose sum is σ = 353976000. Its totient is φ = 101064216.

The previous prime is 202200181. The next prime is 202200217. The reversal of 202200212 is 212002202.

It is a junction number, because it is equal to n+sod(n) for n = 202200193 and 202200202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202200217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6773 + ... + 21219.

It is an arithmetic number, because the mean of its divisors is an integer number (29498000).

Almost surely, 2202200212 is an apocalyptic number.

It is an amenable number.

202200212 is a deficient number, since it is larger than the sum of its proper divisors (151775788).

202200212 is a wasteful number, since it uses less digits than its factorization.

202200212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17950 (or 17948 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

The square root of 202200212 is about 14219.7120927254. The cubic root of 202200212 is about 586.9402177857.

Adding to 202200212 its reverse (212002202), we get a palindrome (414202414).

The spelling of 202200212 in words is "two hundred two million, two hundred thousand, two hundred twelve".

Divisors: 1 2 4 3499 6998 13996 14447 28894 57788 50550053 101100106 202200212