Base | Representation |
---|---|
bin | 11000011100010010… |
… | …10101101101010111 |
3 | 1020212111210102001021 |
4 | 30032021111231113 |
5 | 203333242344002 |
6 | 10010034542011 |
7 | 643116060415 |
oct | 141611255527 |
9 | 36774712037 |
10 | 13122231127 |
11 | 5624180515 |
12 | 2662737907 |
13 | 13117ca305 |
14 | 8c6aa62b5 |
15 | 51c048737 |
hex | 30e255b57 |
13122231127 has 2 divisors, whose sum is σ = 13122231128. Its totient is φ = 13122231126.
The previous prime is 13122231121. The next prime is 13122231169. The reversal of 13122231127 is 72113222131.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 13122231127 - 23 = 13122231119 is a prime.
It is a super-3 number, since 3×131222311273 (a number of 31 digits) contains 333 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (13122231121) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6561115563 + 6561115564.
It is an arithmetic number, because the mean of its divisors is an integer number (6561115564).
Almost surely, 213122231127 is an apocalyptic number.
13122231127 is a deficient number, since it is larger than the sum of its proper divisors (1).
13122231127 is an equidigital number, since it uses as much as digits as its factorization.
13122231127 is an evil number, because the sum of its binary digits is even.
The product of its digits is 1008, while the sum is 25.
Adding to 13122231127 its reverse (72113222131), we get a palindrome (85235453258).
The spelling of 13122231127 in words is "thirteen billion, one hundred twenty-two million, two hundred thirty-one thousand, one hundred twenty-seven".
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