Base | Representation |
---|---|
bin | 110011110110100101… |
… | …011101011010010001 |
3 | 12022201012101110201221 |
4 | 303312211131122101 |
5 | 1403011203404411 |
6 | 41324423125041 |
7 | 4010501324344 |
oct | 636645353221 |
9 | 168635343657 |
10 | 55676622481 |
11 | 21681002597 |
12 | a959ba3781 |
13 | 5333b4413c |
14 | 29a260245b |
15 | 16ace02071 |
hex | cf695d691 |
55676622481 has 2 divisors, whose sum is σ = 55676622482. Its totient is φ = 55676622480.
The previous prime is 55676622427. The next prime is 55676622517. The reversal of 55676622481 is 18422667655.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 48640097025 + 7036525456 = 220545^2 + 83884^2 .
It is a cyclic number.
It is not a de Polignac number, because 55676622481 - 213 = 55676614289 is a prime.
It is a super-2 number, since 2×556766224812 (a number of 22 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (55676622401) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27838311240 + 27838311241.
It is an arithmetic number, because the mean of its divisors is an integer number (27838311241).
Almost surely, 255676622481 is an apocalyptic number.
It is an amenable number.
55676622481 is a deficient number, since it is larger than the sum of its proper divisors (1).
55676622481 is an equidigital number, since it uses as much as digits as its factorization.
55676622481 is an evil number, because the sum of its binary digits is even.
The product of its digits is 4838400, while the sum is 52.
The spelling of 55676622481 in words is "fifty-five billion, six hundred seventy-six million, six hundred twenty-two thousand, four hundred eighty-one".
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