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214644121 = 1935332003
BaseRepresentation
bin11001100101100…
…11010110011001
3112221220001101021
430302303112121
5414422102441
633144322441
75214305416
oct1462632631
9487801337
10214644121
1110018533a
125ba73421
1335613973
142071510d
1513c9d3d1
hexccb3599

214644121 has 8 divisors (see below), whose sum is σ = 226588320. Its totient is φ = 202764672.

The previous prime is 214644113. The next prime is 214644127. The reversal of 214644121 is 121446412.

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

It is a cyclic number.

It is not a de Polignac number, because 214644121 - 23 = 214644113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (214644127) 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, 9295 + ... + 22708.

It is an arithmetic number, because the mean of its divisors is an integer number (28323540).

Almost surely, 2214644121 is an apocalyptic number.

It is an amenable number.

214644121 is a deficient number, since it is larger than the sum of its proper divisors (11944199).

214644121 is a wasteful number, since it uses less digits than its factorization.

214644121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32375.

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

The square root of 214644121 is about 14650.7378995053. The cubic root of 214644121 is about 598.7419203847.

The spelling of 214644121 in words is "two hundred fourteen million, six hundred forty-four thousand, one hundred twenty-one".

Divisors: 1 19 353 6707 32003 608057 11297059 214644121