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214204423 = 1912788771
BaseRepresentation
bin11001100010010…
…00000000000111
3112221001201020011
430301020000013
5414314020143
633131051051
75210464456
oct1461100007
9487051204
10214204423
11aaa04a54
125b8a0a87
13354bb7a4
142063cb9d
1513c12e9d
hexcc48007

214204423 has 8 divisors (see below), whose sum is σ = 227256320. Its totient is φ = 201330360.

The previous prime is 214204409. The next prime is 214204447. The reversal of 214204423 is 324402412.

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 214204423 - 25 = 214204391 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 214204394 and 214204403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214204483) 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, 41973 + ... + 46798.

It is an arithmetic number, because the mean of its divisors is an integer number (28407040).

Almost surely, 2214204423 is an apocalyptic number.

214204423 is a deficient number, since it is larger than the sum of its proper divisors (13051897).

214204423 is a wasteful number, since it uses less digits than its factorization.

214204423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88917.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 214204423 is about 14635.7242048352. The cubic root of 214204423 is about 598.3328004037.

Adding to 214204423 its reverse (324402412), we get a palindrome (538606835).

The spelling of 214204423 in words is "two hundred fourteen million, two hundred four thousand, four hundred twenty-three".

Divisors: 1 19 127 2413 88771 1686649 11273917 214204423