Base | Representation |
---|---|
bin | 1000001111110000… |
… | …0010000110011111 |
3 | 12201021012010020112 |
4 | 2003330002012133 |
5 | 14013132140133 |
6 | 1003352040235 |
7 | 105565612646 |
oct | 20374020637 |
9 | 5637163215 |
10 | 2213552543 |
11 | a36546874 |
12 | 51939307b |
13 | 293798207 |
14 | 16dda835d |
15 | ce4e7648 |
hex | 83f0219f |
2213552543 has 4 divisors (see below), whose sum is σ = 2213677608. Its totient is φ = 2213427480.
The previous prime is 2213552477. The next prime is 2213552557. The reversal of 2213552543 is 3452553122.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3452553122 = 2 ⋅1726276561.
It is a cyclic number.
It is not a de Polignac number, because 2213552543 - 216 = 2213487007 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2213552563) 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, 30521 + ... + 73202.
It is an arithmetic number, because the mean of its divisors is an integer number (553419402).
Almost surely, 22213552543 is an apocalyptic number.
2213552543 is a deficient number, since it is larger than the sum of its proper divisors (125065).
2213552543 is a wasteful number, since it uses less digits than its factorization.
2213552543 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 125064.
The product of its digits is 36000, while the sum is 32.
The square root of 2213552543 is about 47048.4063810880. The cubic root of 2213552543 is about 1303.2566363526.
The spelling of 2213552543 in words is "two billion, two hundred thirteen million, five hundred fifty-two thousand, five hundred forty-three".
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