Base | Representation |
---|---|
bin | 111001010001111111… |
… | …1001011001100110001 |
3 | 102202111210122021220112 |
4 | 1302203333023030301 |
5 | 4003411121101231 |
6 | 132302110151105 |
7 | 11613211364624 |
oct | 1624377131461 |
9 | 382453567815 |
10 | 123010331441 |
11 | 48194141748 |
12 | 1ba0bab2495 |
13 | b7a4a7828a |
14 | 5d4d07bdbb |
15 | 32ee3da92b |
hex | 1ca3fcb331 |
123010331441 has 4 divisors (see below), whose sum is σ = 123014651712. Its totient is φ = 123006011172.
The previous prime is 123010331401. The next prime is 123010331491. The reversal of 123010331441 is 144133010321.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 144133010321 = 19031 ⋅7573591.
It is a cyclic number.
It is not a de Polignac number, because 123010331441 - 26 = 123010331377 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (123010331401) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2117141 + ... + 2174466.
It is an arithmetic number, because the mean of its divisors is an integer number (30753662928).
Almost surely, 2123010331441 is an apocalyptic number.
It is an amenable number.
123010331441 is a deficient number, since it is larger than the sum of its proper divisors (4320271).
123010331441 is an equidigital number, since it uses as much as digits as its factorization.
123010331441 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4320270.
The product of its (nonzero) digits is 864, while the sum is 23.
Adding to 123010331441 its reverse (144133010321), we get a palindrome (267143341762).
The spelling of 123010331441 in words is "one hundred twenty-three billion, ten million, three hundred thirty-one thousand, four hundred forty-one".
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