Base | Representation |
---|---|
bin | 10010110101110100… |
… | …011110011001101101 |
3 | 1221012212212210020021 |
4 | 102311310132121231 |
5 | 312412424120133 |
6 | 13143233322141 |
7 | 1314216503146 |
oct | 226564363155 |
9 | 57185783207 |
10 | 20230301293 |
11 | 8641528874 |
12 | 3b07106351 |
13 | 1ba53110a7 |
14 | d9cb14acd |
15 | 7d60ad52d |
hex | 4b5d1e66d |
20230301293 has 2 divisors, whose sum is σ = 20230301294. Its totient is φ = 20230301292.
The previous prime is 20230301239. The next prime is 20230301323. The reversal of 20230301293 is 39210303202.
Together with previous prime (20230301239) it forms an Ormiston pair, because they use the same digits, order apart.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 13607922409 + 6622378884 = 116653^2 + 81378^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-20230301293 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (20230301213) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10115150646 + 10115150647.
It is an arithmetic number, because the mean of its divisors is an integer number (10115150647).
Almost surely, 220230301293 is an apocalyptic number.
It is an amenable number.
20230301293 is a deficient number, since it is larger than the sum of its proper divisors (1).
20230301293 is an equidigital number, since it uses as much as digits as its factorization.
20230301293 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1944, while the sum is 25.
Adding to 20230301293 its reverse (39210303202), we get a palindrome (59440604495).
The spelling of 20230301293 in words is "twenty billion, two hundred thirty million, three hundred one thousand, two hundred ninety-three".
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