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214438206 = 23115131051
BaseRepresentation
bin11001100100000…
…01000100111110
3112221111120220210
430302001010332
5414344010311
633140053250
75212460163
oct1462010476
9487446823
10214438206
11100054664
125b994226
1335571018
14206a006a
1513c5c3a6
hexcc8113e

214438206 has 16 divisors (see below), whose sum is σ = 429262848. Its totient is φ = 71415000.

The previous prime is 214438201. The next prime is 214438261. The reversal of 214438206 is 602834412.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214438201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8620 + ... + 22431.

It is an arithmetic number, because the mean of its divisors is an integer number (26828928).

Almost surely, 2214438206 is an apocalyptic number.

214438206 is an abundant number, since it is smaller than the sum of its proper divisors (214824642).

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

214438206 is a wasteful number, since it uses less digits than its factorization.

214438206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32207.

The product of its (nonzero) digits is 9216, while the sum is 30.

The square root of 214438206 is about 14643.7087515424. The cubic root of 214438206 is about 598.5503950072.

The spelling of 214438206 in words is "two hundred fourteen million, four hundred thirty-eight thousand, two hundred six".

Divisors: 1 2 3 6 1151 2302 3453 6906 31051 62102 93153 186306 35739701 71479402 107219103 214438206