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214230361 = 266380447
BaseRepresentation
bin11001100010011…
…10010101011001
3112221010000210211
430301032111121
5414320332421
633131411121
75210633212
oct1461162531
9487100724
10214230361
11aaa22494
125b8b3aa1
13354ca537
1420648409
1513c1a9e1
hexcc4e559

214230361 has 4 divisors (see below), whose sum is σ = 214313472. Its totient is φ = 214147252.

The previous prime is 214230319. The next prime is 214230389. The reversal of 214230361 is 163032412.

214230361 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 214230361 - 227 = 80012633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (214230061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37561 + ... + 42886.

It is an arithmetic number, because the mean of its divisors is an integer number (53578368).

Almost surely, 2214230361 is an apocalyptic number.

It is an amenable number.

214230361 is a deficient number, since it is larger than the sum of its proper divisors (83111).

214230361 is an equidigital number, since it uses as much as digits as its factorization.

214230361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83110.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 214230361 is about 14636.6102974698. The cubic root of 214230361 is about 598.3569501226.

Adding to 214230361 its reverse (163032412), we get a palindrome (377262773).

The spelling of 214230361 in words is "two hundred fourteen million, two hundred thirty thousand, three hundred sixty-one".

Divisors: 1 2663 80447 214230361