Base | Representation |
---|---|
bin | 111001101111110110… |
… | …1110101110010010111 |
3 | 102212002122020200022202 |
4 | 1303133231311302113 |
5 | 4012434134421442 |
6 | 132545344315115 |
7 | 11650100115422 |
oct | 1633755656227 |
9 | 385078220282 |
10 | 124012420247 |
11 | 48658861911 |
12 | 2004b612a9b |
13 | b904567131 |
14 | 60061b09b9 |
15 | 335c380c32 |
hex | 1cdfb75c97 |
124012420247 has 2 divisors, whose sum is σ = 124012420248. Its totient is φ = 124012420246.
The previous prime is 124012420229. The next prime is 124012420283. The reversal of 124012420247 is 742024210421.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 124012420247 - 28 = 124012419991 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (124012425247) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62006210123 + 62006210124.
It is an arithmetic number, because the mean of its divisors is an integer number (62006210124).
Almost surely, 2124012420247 is an apocalyptic number.
124012420247 is a deficient number, since it is larger than the sum of its proper divisors (1).
124012420247 is an equidigital number, since it uses as much as digits as its factorization.
124012420247 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 7168, while the sum is 29.
Adding to 124012420247 its reverse (742024210421), we get a palindrome (866036630668).
The spelling of 124012420247 in words is "one hundred twenty-four billion, twelve million, four hundred twenty thousand, two hundred forty-seven".
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