Base | Representation |
---|---|
bin | 1100011110001010101… |
… | …0111011100001011011 |
3 | 202111000220000212112221 |
4 | 3013202222323201123 |
5 | 12002244103132141 |
6 | 242232240044511 |
7 | 21323320343122 |
oct | 3074252734133 |
9 | 674026025487 |
10 | 214256302171 |
11 | 8295810800a |
12 | 35636003737 |
13 | 17286a69132 |
14 | a527634ab9 |
15 | 588ed33bd1 |
hex | 31e2abb85b |
214256302171 has 4 divisors (see below), whose sum is σ = 214324999200. Its totient is φ = 214187605144.
The previous prime is 214256302163. The next prime is 214256302201. The reversal of 214256302171 is 171203652412.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 214256302171 - 23 = 214256302163 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (214256303171) 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, 34343836 + ... + 34350073.
It is an arithmetic number, because the mean of its divisors is an integer number (53581249800).
Almost surely, 2214256302171 is an apocalyptic number.
214256302171 is a deficient number, since it is larger than the sum of its proper divisors (68697029).
214256302171 is an equidigital number, since it uses as much as digits as its factorization.
214256302171 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 68697028.
The product of its (nonzero) digits is 20160, while the sum is 34.
Adding to 214256302171 its reverse (171203652412), we get a palindrome (385459954583).
The spelling of 214256302171 in words is "two hundred fourteen billion, two hundred fifty-six million, three hundred two thousand, one hundred seventy-one".
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