Base | Representation |
---|---|
bin | 101100010110100100111001… |
… | …1111010100111110100001101 |
3 | 1220011100011022110101021211211 |
4 | 1120231021303322213310031 |
5 | 402113401244023042031 |
6 | 3501423413054414421 |
7 | 145114014653661025 |
oct | 13055116372476415 |
9 | 1804304273337754 |
10 | 390131004112141 |
11 | 1033426a2144056 |
12 | 3790a003b01411 |
13 | 1398c271313b66 |
14 | 6c4a6270c2a85 |
15 | 3018309293bb1 |
hex | 162d273ea7d0d |
390131004112141 has 2 divisors, whose sum is σ = 390131004112142. Its totient is φ = 390131004112140.
The previous prime is 390131004112133. The next prime is 390131004112207. The reversal of 390131004112141 is 141211400131093.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 387765175596516 + 2365828515625 = 19691754^2 + 1538125^2 .
It is an emirp because it is prime and its reverse (141211400131093) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 390131004112141 - 23 = 390131004112133 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (390131004112111) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 195065502056070 + 195065502056071.
It is an arithmetic number, because the mean of its divisors is an integer number (195065502056071).
Almost surely, 2390131004112141 is an apocalyptic number.
It is an amenable number.
390131004112141 is a deficient number, since it is larger than the sum of its proper divisors (1).
390131004112141 is an equidigital number, since it uses as much as digits as its factorization.
390131004112141 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 2592, while the sum is 31.
The spelling of 390131004112141 in words is "three hundred ninety trillion, one hundred thirty-one billion, four million, one hundred twelve thousand, one hundred forty-one".
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