Base | Representation |
---|---|
bin | 10110111010011111… |
… | …00000011000111101 |
3 | 1011202022221100221201 |
4 | 23131033200120331 |
5 | 200143222423112 |
6 | 5352405255501 |
7 | 613564161424 |
oct | 133517403075 |
9 | 34668840851 |
10 | 12301764157 |
11 | 5243030541 |
12 | 2473a04591 |
13 | 121082c5b7 |
14 | 849b302bb |
15 | 4beecc257 |
hex | 2dd3e063d |
12301764157 has 2 divisors, whose sum is σ = 12301764158. Its totient is φ = 12301764156.
The previous prime is 12301764119. The next prime is 12301764191. The reversal of 12301764157 is 75146710321.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 11206551321 + 1095212836 = 105861^2 + 33094^2 .
It is an emirp because it is prime and its reverse (75146710321) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 12301764157 - 27 = 12301764029 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (12301764197) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6150882078 + 6150882079.
It is an arithmetic number, because the mean of its divisors is an integer number (6150882079).
Almost surely, 212301764157 is an apocalyptic number.
It is an amenable number.
12301764157 is a deficient number, since it is larger than the sum of its proper divisors (1).
12301764157 is an equidigital number, since it uses as much as digits as its factorization.
12301764157 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 35280, while the sum is 37.
The spelling of 12301764157 in words is "twelve billion, three hundred one million, seven hundred sixty-four thousand, one hundred fifty-seven".
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