Base | Representation |
---|---|
bin | 111000110101100010… |
… | …0110011001000101011 |
3 | 102200001020222001111001 |
4 | 1301223010303020223 |
5 | 3444432202120202 |
6 | 132023241015431 |
7 | 11550435445453 |
oct | 1615304631053 |
9 | 380036861431 |
10 | 122055504427 |
11 | 4784417200a |
12 | 1b7a4184577 |
13 | b681cc638c |
14 | 5c9c32cd63 |
15 | 329567dd87 |
hex | 1c6b13322b |
122055504427 has 2 divisors, whose sum is σ = 122055504428. Its totient is φ = 122055504426.
The previous prime is 122055504407. The next prime is 122055504451. The reversal of 122055504427 is 724405550221.
It is a weak prime.
It is an emirp because it is prime and its reverse (724405550221) is a distict prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-122055504427 is a prime.
It is not a weakly prime, because it can be changed into another prime (122055504407) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61027752213 + 61027752214.
It is an arithmetic number, because the mean of its divisors is an integer number (61027752214).
Almost surely, 2122055504427 is an apocalyptic number.
122055504427 is a deficient number, since it is larger than the sum of its proper divisors (1).
122055504427 is an equidigital number, since it uses as much as digits as its factorization.
122055504427 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 112000, while the sum is 37.
The spelling of 122055504427 in words is "one hundred twenty-two billion, fifty-five million, five hundred four thousand, four hundred twenty-seven".
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