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206552214 = 23311347731
BaseRepresentation
bin11000100111110…
…11110010010110
3112101122221101000
430103323302112
5410334132324
632255044130
75055444021
oct1423736226
9471587330
10206552214
11a6658810
1259210646
1333a3c75b
141d60a1b8
15132009c9
hexc4fbc96

206552214 has 32 divisors (see below), whose sum is σ = 500734080. Its totient is φ = 62591400.

The previous prime is 206552209. The next prime is 206552231. The reversal of 206552214 is 412255602.

206552214 is a `hidden beast` number, since 2 + 0 + 655 + 2 + 2 + 1 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 173272 + ... + 174459.

It is an arithmetic number, because the mean of its divisors is an integer number (15647940).

Almost surely, 2206552214 is an apocalyptic number.

206552214 is an abundant number, since it is smaller than the sum of its proper divisors (294181866).

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

206552214 is a wasteful number, since it uses less digits than its factorization.

206552214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347753 (or 347747 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 206552214 is about 14371.9245057856. The cubic root of 206552214 is about 591.1213129307.

The spelling of 206552214 in words is "two hundred six million, five hundred fifty-two thousand, two hundred fourteen".

Divisors: 1 2 3 6 9 11 18 22 27 33 54 66 99 198 297 594 347731 695462 1043193 2086386 3129579 3825041 6259158 7650082 9388737 11475123 18777474 22950246 34425369 68850738 103276107 206552214