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200243212 = 22133850831
BaseRepresentation
bin10111110111101…
…11100000001100
3111221210102001021
423323313200030
5402230240322
631511523524
74651016311
oct1373674014
9457712037
10200243212
11a3039764
12570895a4
1332640c10
141c846d08
15128a64c7
hexbef780c

200243212 has 12 divisors (see below), whose sum is σ = 377381536. Its totient is φ = 92419920.

The previous prime is 200243191. The next prime is 200243237. The reversal of 200243212 is 212342002.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1925364 + ... + 1925467.

Almost surely, 2200243212 is an apocalyptic number.

It is an amenable number.

200243212 is a deficient number, since it is larger than the sum of its proper divisors (177138324).

200243212 is a wasteful number, since it uses less digits than its factorization.

200243212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3850848 (or 3850846 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 200243212 is about 14150.7318538654. The cubic root of 200243212 is about 585.0405036850.

Adding to 200243212 its reverse (212342002), we get a palindrome (412585214).

The spelling of 200243212 in words is "two hundred million, two hundred forty-three thousand, two hundred twelve".

Divisors: 1 2 4 13 26 52 3850831 7701662 15403324 50060803 100121606 200243212