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214504369 = 2236171559
BaseRepresentation
bin11001100100100…
…01001110110001
3112221121221200021
430302101032301
5414403114434
633141323441
75213154112
oct1462211661
9487557607
10214504369
1110009a342
125ba06581
1335595181
14206ba209
1513c71cb4
hexcc913b1

214504369 has 8 divisors (see below), whose sum is σ = 215953920. Its totient is φ = 213059616.

The previous prime is 214504363. The next prime is 214504379. The reversal of 214504369 is 963405412.

It is a happy number.

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 214504369 - 23 = 214504361 is a prime.

It is a super-2 number, since 2×2145043692 = 92024248640176322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (214504361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 136812 + ... + 138370.

It is an arithmetic number, because the mean of its divisors is an integer number (26994240).

Almost surely, 2214504369 is an apocalyptic number.

It is an amenable number.

214504369 is a deficient number, since it is larger than the sum of its proper divisors (1449551).

214504369 is a wasteful number, since it uses less digits than its factorization.

214504369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2399.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 214504369 is about 14645.9676703180. The cubic root of 214504369 is about 598.6119478096.

The spelling of 214504369 in words is "two hundred fourteen million, five hundred four thousand, three hundred sixty-nine".

Divisors: 1 223 617 1559 137591 347657 961903 214504369