Base | Representation |
---|---|
bin | 1000001111101110… |
… | …1001100101110001 |
3 | 12201021000000112002 |
4 | 2003323221211301 |
5 | 14013120432040 |
6 | 1003345543345 |
7 | 105565014152 |
oct | 20373514561 |
9 | 5637000462 |
10 | 2213452145 |
11 | a364883a3 |
12 | 519344b55 |
13 | 2937615c8 |
14 | 16dd7d929 |
15 | ce4c7a15 |
hex | 83ee9971 |
2213452145 has 16 divisors (see below), whose sum is σ = 2679222528. Its totient is φ = 1755411840.
The previous prime is 2213452123. The next prime is 2213452159. The reversal of 2213452145 is 5412543122.
It is not a de Polignac number, because 2213452145 - 220 = 2212403569 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 622262 + ... + 625808.
It is an arithmetic number, because the mean of its divisors is an integer number (167451408).
Almost surely, 22213452145 is an apocalyptic number.
It is an amenable number.
2213452145 is a deficient number, since it is larger than the sum of its proper divisors (465770383).
2213452145 is a wasteful number, since it uses less digits than its factorization.
2213452145 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4600.
The product of its digits is 9600, while the sum is 29.
The square root of 2213452145 is about 47047.3394040513. The cubic root of 2213452145 is about 1303.2369325303.
Adding to 2213452145 its reverse (5412543122), we get a palindrome (7625995267).
The spelling of 2213452145 in words is "two billion, two hundred thirteen million, four hundred fifty-two thousand, one hundred forty-five".
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