Base | Representation |
---|---|
bin | 1100010101000110010… |
… | …01110101110110010101 |
3 | 1111111111111001010021122 |
4 | 12022203021311312111 |
5 | 23420110334423302 |
6 | 522341442253325 |
7 | 42415203050456 |
oct | 6124311656625 |
9 | 1444444033248 |
10 | 423644061077 |
11 | 153737034446 |
12 | 6a131657245 |
13 | 30c45c82223 |
14 | 1670c42712d |
15 | b04752b3a2 |
hex | 62a3275d95 |
423644061077 has 2 divisors, whose sum is σ = 423644061078. Its totient is φ = 423644061076.
The previous prime is 423644061041. The next prime is 423644061083. The reversal of 423644061077 is 770160446324.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 413036297041 + 10607764036 = 642679^2 + 102994^2 .
It is a cyclic number.
It is not a de Polignac number, because 423644061077 - 210 = 423644060053 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (423644061097) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211822030538 + 211822030539.
It is an arithmetic number, because the mean of its divisors is an integer number (211822030539).
Almost surely, 2423644061077 is an apocalyptic number.
It is an amenable number.
423644061077 is a deficient number, since it is larger than the sum of its proper divisors (1).
423644061077 is an equidigital number, since it uses as much as digits as its factorization.
423644061077 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 677376, while the sum is 44.
The spelling of 423644061077 in words is "four hundred twenty-three billion, six hundred forty-four million, sixty-one thousand, seventy-seven".
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