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214396441 = 7792291693
BaseRepresentation
bin11001100011101…
…10111000011001
3112221102110121221
430301312320121
5414341141231
633135132041
75212224340
oct1461667031
9487373557
10214396441
11100026246
125b974021
1335557ccc
142068cb57
1513c4ed11
hexcc76e19

214396441 has 16 divisors (see below), whose sum is σ = 249356800. Its totient is φ = 180543168.

The previous prime is 214396439. The next prime is 214396477. The reversal of 214396441 is 144693412.

It is a cyclic number.

It is not a de Polignac number, because 214396441 - 21 = 214396439 is a prime.

It is a plaindrome in base 13.

It is a junction number, because it is equal to n+sod(n) for n = 214396397 and 214396406.

It is not an unprimeable number, because it can be changed into a prime (214396411) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 125791 + ... + 127483.

It is an arithmetic number, because the mean of its divisors is an integer number (15584800).

Almost surely, 2214396441 is an apocalyptic number.

It is an amenable number.

214396441 is a deficient number, since it is larger than the sum of its proper divisors (34960359).

214396441 is a wasteful number, since it uses less digits than its factorization.

214396441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2008.

The product of its digits is 20736, while the sum is 34.

The square root of 214396441 is about 14642.2826430854. The cubic root of 214396441 is about 598.5115336481.

The spelling of 214396441 in words is "two hundred fourteen million, three hundred ninety-six thousand, four hundred forty-one".

Divisors: 1 7 79 229 553 1603 1693 11851 18091 126637 133747 387697 936229 2713879 30628063 214396441