Base | Representation |
---|---|
bin | 111001010100110000… |
… | …1001000101101011011 |
3 | 102202202021020110011221 |
4 | 1302221201020231123 |
5 | 4004103344321334 |
6 | 132315223032511 |
7 | 11615416154062 |
oct | 1625141105533 |
9 | 382667213157 |
10 | 123103120219 |
11 | 48231558292 |
12 | 1ba36b9b737 |
13 | b7bb065691 |
14 | 5d5b5131d9 |
15 | 33076188b4 |
hex | 1ca9848b5b |
123103120219 has 2 divisors, whose sum is σ = 123103120220. Its totient is φ = 123103120218.
The previous prime is 123103120141. The next prime is 123103120241. The reversal of 123103120219 is 912021301321.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 123103120219 - 233 = 114513185627 is a prime.
It is a super-2 number, since 2×1231031202192 (a number of 23 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 123103120193 and 123103120202.
It is not a weakly prime, because it can be changed into another prime (123103120919) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61551560109 + 61551560110.
It is an arithmetic number, because the mean of its divisors is an integer number (61551560110).
Almost surely, 2123103120219 is an apocalyptic number.
123103120219 is a deficient number, since it is larger than the sum of its proper divisors (1).
123103120219 is an equidigital number, since it uses as much as digits as its factorization.
123103120219 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 648, while the sum is 25.
The spelling of 123103120219 in words is "one hundred twenty-three billion, one hundred three million, one hundred twenty thousand, two hundred nineteen".
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