Base | Representation |
---|---|
bin | 11101111001100001100… |
… | …001000001100010111001 |
3 | 21021102100201121110012001 |
4 | 131321201201001202321 |
5 | 232130340341231041 |
6 | 4211514552221001 |
7 | 301304441236426 |
oct | 35714141014271 |
9 | 7242321543161 |
10 | 2054630414521 |
11 | 7224003398a3 |
12 | 29224b69a761 |
13 | 11b99b70cc39 |
14 | 71632156d4d |
15 | 386a4122131 |
hex | 1de618418b9 |
2054630414521 has 2 divisors, whose sum is σ = 2054630414522. Its totient is φ = 2054630414520.
The previous prime is 2054630414461. The next prime is 2054630414527. The reversal of 2054630414521 is 1254140364502.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 1028185860025 + 1026444554496 = 1013995^2 + 1013136^2 .
It is a cyclic number.
It is not a de Polignac number, because 2054630414521 - 27 = 2054630414393 is a prime.
It is a super-2 number, since 2×20546304145212 (a number of 25 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (2054630414527) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1027315207260 + 1027315207261.
It is an arithmetic number, because the mean of its divisors is an integer number (1027315207261).
Almost surely, 22054630414521 is an apocalyptic number.
It is an amenable number.
2054630414521 is a deficient number, since it is larger than the sum of its proper divisors (1).
2054630414521 is an equidigital number, since it uses as much as digits as its factorization.
2054630414521 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 115200, while the sum is 37.
The spelling of 2054630414521 in words is "two trillion, fifty-four billion, six hundred thirty million, four hundred fourteen thousand, five hundred twenty-one".
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