Base | Representation |
---|---|
bin | 101110110010010100011… |
… | …0101101100001000011101 |
3 | 211202201121021002100221120 |
4 | 1131210220311230020131 |
5 | 1320323123302031044 |
6 | 21402003331321153 |
7 | 1232366422262442 |
oct | 135445065541035 |
9 | 24681537070846 |
10 | 6430251205149 |
11 | 205a066194a42 |
12 | 87a2861501b9 |
13 | 3784a7108315 |
14 | 18332390b9c9 |
15 | b23eb57b519 |
hex | 5d928d6c21d |
6430251205149 has 8 divisors (see below), whose sum is σ = 8670001625280. Its totient is φ = 4238667460896.
The previous prime is 6430251205139. The next prime is 6430251205159. The reversal of 6430251205149 is 9415021520346.
It is an interprime number because it is at equal distance from previous prime (6430251205139) and next prime (6430251205159).
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 6430251205149 - 227 = 6430116987421 is a prime.
It is a super-2 number, since 2×64302512051492 (a number of 26 digits) contains 22 as substring.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 6430251205149.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6430251205139) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12041668657 + ... + 12041669190.
It is an arithmetic number, because the mean of its divisors is an integer number (1083750203160).
Almost surely, 26430251205149 is an apocalyptic number.
It is an amenable number.
6430251205149 is a deficient number, since it is larger than the sum of its proper divisors (2239750420131).
6430251205149 is a wasteful number, since it uses less digits than its factorization.
6430251205149 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24083337939.
The product of its (nonzero) digits is 259200, while the sum is 42.
The spelling of 6430251205149 in words is "six trillion, four hundred thirty billion, two hundred fifty-one million, two hundred five thousand, one hundred forty-nine".
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