Base | Representation |
---|---|
bin | 11011111110000100111110… |
… | …010001101000101100001111 |
3 | 121010112221120122002002000201 |
4 | 123332010332101220230033 |
5 | 112110422020000311442 |
6 | 1113343252501234331 |
7 | 34624260564222025 |
oct | 3376047621505417 |
9 | 533487518062021 |
10 | 123013203135247 |
11 | 36217674249907 |
12 | 11968948a029a7 |
13 | 5384131442929 |
14 | 2253c2968c715 |
15 | e34cc80747b7 |
hex | 6fe13e468b0f |
123013203135247 has 2 divisors, whose sum is σ = 123013203135248. Its totient is φ = 123013203135246.
The previous prime is 123013203135241. The next prime is 123013203135311. The reversal of 123013203135247 is 742531302310321.
It is a weak prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-123013203135247 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (123013203135241) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61506601567623 + 61506601567624.
It is an arithmetic number, because the mean of its divisors is an integer number (61506601567624).
Almost surely, 2123013203135247 is an apocalyptic number.
123013203135247 is a deficient number, since it is larger than the sum of its proper divisors (1).
123013203135247 is an equidigital number, since it uses as much as digits as its factorization.
123013203135247 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 90720, while the sum is 37.
Adding to 123013203135247 its reverse (742531302310321), we get a palindrome (865544505445568).
The spelling of 123013203135247 in words is "one hundred twenty-three trillion, thirteen billion, two hundred three million, one hundred thirty-five thousand, two hundred forty-seven".
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