Base | Representation |
---|---|
bin | 1110100110001… |
… | …01101001110001 |
3 | 22112101211010211 |
4 | 13103011221301 |
5 | 222321210101 |
6 | 20052224121 |
7 | 3014521522 |
oct | 723055161 |
9 | 275354124 |
10 | 122444401 |
11 | 63131322 |
12 | 3500b041 |
13 | 1c4a1711 |
14 | 12394849 |
15 | ab39c51 |
hex | 74c5a71 |
122444401 has 2 divisors, whose sum is σ = 122444402. Its totient is φ = 122444400.
The previous prime is 122444393. The next prime is 122444429. The reversal of 122444401 is 104444221.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 70963776 + 51480625 = 8424^2 + 7175^2 .
It is a cyclic number.
It is not a de Polignac number, because 122444401 - 23 = 122444393 is a prime.
It is not a weakly prime, because it can be changed into another prime (122444431) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61222200 + 61222201.
It is an arithmetic number, because the mean of its divisors is an integer number (61222201).
Almost surely, 2122444401 is an apocalyptic number.
It is an amenable number.
122444401 is a deficient number, since it is larger than the sum of its proper divisors (1).
122444401 is an equidigital number, since it uses as much as digits as its factorization.
122444401 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1024, while the sum is 22.
The square root of 122444401 is about 11065.4598187332. The cubic root of 122444401 is about 496.5690456205.
Adding to 122444401 its reverse (104444221), we get a palindrome (226888622).
The spelling of 122444401 in words is "one hundred twenty-two million, four hundred forty-four thousand, four hundred one".
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