Base | Representation |
---|---|
bin | 11100101111010111001101… |
… | …101110101001001001101111 |
3 | 121120112201121101212222222202 |
4 | 130233113031232221021233 |
5 | 113031414242243013242 |
6 | 1124455213441332115 |
7 | 35424046632424262 |
oct | 3457271556511157 |
9 | 546481541788882 |
10 | 126400044110447 |
11 | 37302a59726878 |
12 | 1221521303703b |
13 | 556b61c2a0553 |
14 | 232db1ac24cd9 |
15 | e92e4dceb932 |
hex | 72f5cdba926f |
126400044110447 has 2 divisors, whose sum is σ = 126400044110448. Its totient is φ = 126400044110446.
The previous prime is 126400044110419. The next prime is 126400044110449. The reversal of 126400044110447 is 744011440004621.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 126400044110447 - 212 = 126400044106351 is a prime.
It is a super-2 number, since 2×1264000441104472 (a number of 29 digits) contains 22 as substring.
Together with 126400044110449, it forms a pair of twin primes.
It is a Chen prime.
It is a self number, because there is not a number n which added to its sum of digits gives 126400044110447.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (126400044110449) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63200022055223 + 63200022055224.
It is an arithmetic number, because the mean of its divisors is an integer number (63200022055224).
Almost surely, 2126400044110447 is an apocalyptic number.
126400044110447 is a deficient number, since it is larger than the sum of its proper divisors (1).
126400044110447 is an equidigital number, since it uses as much as digits as its factorization.
126400044110447 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 86016, while the sum is 38.
The spelling of 126400044110447 in words is "one hundred twenty-six trillion, four hundred billion, forty-four million, one hundred ten thousand, four hundred forty-seven".
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