Base | Representation |
---|---|
bin | 1000010000000111… |
… | …0000101011000011 |
3 | 12201101000101212202 |
4 | 2010001300223003 |
5 | 14014023212034 |
6 | 1003444143415 |
7 | 105614435303 |
oct | 20401605303 |
9 | 5641011782 |
10 | 2215054019 |
11 | a37381962 |
12 | 519997b6b |
13 | 293ba2769 |
14 | 170279603 |
15 | ce6e247e |
hex | 84070ac3 |
2215054019 has 2 divisors, whose sum is σ = 2215054020. Its totient is φ = 2215054018.
The previous prime is 2215053977. The next prime is 2215054033. The reversal of 2215054019 is 9104505122.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 2215054019 - 228 = 1946618563 is a prime.
It is a super-2 number, since 2×22150540192 = 9812928614176104722, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2215053982 and 2215054000.
It is not a weakly prime, because it can be changed into another prime (2215054519) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1107527009 + 1107527010.
It is an arithmetic number, because the mean of its divisors is an integer number (1107527010).
Almost surely, 22215054019 is an apocalyptic number.
2215054019 is a deficient number, since it is larger than the sum of its proper divisors (1).
2215054019 is an equidigital number, since it uses as much as digits as its factorization.
2215054019 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 3600, while the sum is 29.
The square root of 2215054019 is about 47064.3603908520. The cubic root of 2215054019 is about 1303.5512406518.
The spelling of 2215054019 in words is "two billion, two hundred fifteen million, fifty-four thousand, nineteen".
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