Base | Representation |
---|---|
bin | 1100011111001111101… |
… | …0010010111111011011 |
3 | 202111210001021211120002 |
4 | 3013303322102333123 |
5 | 12003342124340011 |
6 | 242321051323215 |
7 | 21333432012203 |
oct | 3076372227733 |
9 | 674701254502 |
10 | 214545543131 |
11 | 82a96403027 |
12 | 356b6a5050b |
13 | 1730196aa2a |
14 | a553c07403 |
15 | 58aa419c3b |
hex | 31f3e92fdb |
214545543131 has 4 divisors (see below), whose sum is σ = 216757352952. Its totient is φ = 212333733312.
The previous prime is 214545543119. The next prime is 214545543169. The reversal of 214545543131 is 131345545412.
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 214545543131 - 218 = 214545280987 is a prime.
It is a super-2 number, since 2×2145455431312 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (214545543181) 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, 1105904765 + ... + 1105904958.
It is an arithmetic number, because the mean of its divisors is an integer number (54189338238).
Almost surely, 2214545543131 is an apocalyptic number.
214545543131 is a deficient number, since it is larger than the sum of its proper divisors (2211809821).
214545543131 is an equidigital number, since it uses as much as digits as its factorization.
214545543131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2211809820.
The product of its digits is 144000, while the sum is 38.
The spelling of 214545543131 in words is "two hundred fourteen billion, five hundred forty-five million, five hundred forty-three thousand, one hundred thirty-one".
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