Base | Representation |
---|---|
bin | 11100000001001000101010… |
… | …111000010010110000100101 |
3 | 121011022000221210221210202111 |
4 | 130001020222320102300211 |
5 | 112122342340231402323 |
6 | 1114024003345241021 |
7 | 34645410005515600 |
oct | 3401105270226045 |
9 | 534260853853674 |
10 | 123223331122213 |
11 | 362987a2aa1573 |
12 | 119a1610333171 |
13 | 539abaab116aa |
14 | 22600808cb337 |
15 | e3a4c5738c0d |
hex | 70122ae12c25 |
123223331122213 has 12 divisors (see below), whose sum is σ = 145155874434240. Its totient is φ = 104283036100152.
The previous prime is 123223331122159. The next prime is 123223331122271. The reversal of 123223331122213 is 312221133322321.
It is not a de Polignac number, because 123223331122213 - 213 = 123223331114021 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (123223331122813) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15916210431 + ... + 15916218172.
It is an arithmetic number, because the mean of its divisors is an integer number (12096322869520).
Almost surely, 2123223331122213 is an apocalyptic number.
It is an amenable number.
123223331122213 is a deficient number, since it is larger than the sum of its proper divisors (21932543312027).
123223331122213 is an equidigital number, since it uses as much as digits as its factorization.
123223331122213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31832428696 (or 31832428689 counting only the distinct ones).
The product of its digits is 15552, while the sum is 31.
Adding to 123223331122213 its reverse (312221133322321), we get a palindrome (435444464444534).
The spelling of 123223331122213 in words is "one hundred twenty-three trillion, two hundred twenty-three billion, three hundred thirty-one million, one hundred twenty-two thousand, two hundred thirteen".
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