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206214208 = 266748091
BaseRepresentation
bin11000100101010…
…01010001000000
3112101000202201021
430102221101000
5410242323313
632243515224
75052535414
oct1422512100
9471022637
10206214208
11a6447872
1259088b14
1333951955
141d55cd44
151318578d
hexc4a9440

206214208 has 28 divisors (see below), whose sum is σ = 415322512. Its totient is φ = 101566080.

The previous prime is 206214179. The next prime is 206214227. The reversal of 206214208 is 802412602.

It is a happy number.

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, 19758 + ... + 28333.

Almost surely, 2206214208 is an apocalyptic number.

It is an amenable number.

206214208 is an abundant number, since it is smaller than the sum of its proper divisors (209108304).

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

206214208 is an equidigital number, since it uses as much as digits as its factorization.

206214208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48170 (or 48160 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

The square root of 206214208 is about 14360.1604447861. The cubic root of 206214208 is about 590.7986961410.

The spelling of 206214208 in words is "two hundred six million, two hundred fourteen thousand, two hundred eight".

Divisors: 1 2 4 8 16 32 64 67 134 268 536 1072 2144 4288 48091 96182 192364 384728 769456 1538912 3077824 3222097 6444194 12888388 25776776 51553552 103107104 206214208