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208447214 = 2195485453
BaseRepresentation
bin11000110110010…
…10011011101110
3112112020012211012
430123022123232
5411330302324
632403425222
75110525553
oct1433123356
9475205735
10208447214
11a7732528
1259985212
1334254161
141d980a2a
151347720e
hexc6ca6ee

208447214 has 8 divisors (see below), whose sum is σ = 329127240. Its totient is φ = 98738136.

The previous prime is 208447189. The next prime is 208447231. The reversal of 208447214 is 412744802.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent 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, 2742689 + ... + 2742764.

It is an arithmetic number, because the mean of its divisors is an integer number (41140905).

Almost surely, 2208447214 is an apocalyptic number.

208447214 is a deficient number, since it is larger than the sum of its proper divisors (120680026).

208447214 is a wasteful number, since it uses less digits than its factorization.

208447214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5485474.

The product of its (nonzero) digits is 14336, while the sum is 32.

The square root of 208447214 is about 14437.7011327981. The cubic root of 208447214 is about 592.9235474410.

The spelling of 208447214 in words is "two hundred eight million, four hundred forty-seven thousand, two hundred fourteen".

Divisors: 1 2 19 38 5485453 10970906 104223607 208447214