Base | Representation |
---|---|
bin | 1110100101011100… |
… | …10001000110101101 |
3 | 202012201010000211011 |
4 | 13102232101012231 |
5 | 112014024430331 |
6 | 3332554425221 |
7 | 365020356016 |
oct | 72256210655 |
9 | 22181100734 |
10 | 7830311341 |
11 | 3359008896 |
12 | 1626432211 |
13 | 97a33c728 |
14 | 543d3600d |
15 | 30c67c3b1 |
hex | 1d2b911ad |
7830311341 has 4 divisors (see below), whose sum is σ = 7830488512. Its totient is φ = 7830134172.
The previous prime is 7830311329. The next prime is 7830311387. The reversal of 7830311341 is 1431130387.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.
It is a cyclic number.
It is not a de Polignac number, because 7830311341 - 223 = 7821922733 is a prime.
It is a super-2 number, since 2×78303113412 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (7830341341) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38110 + ... + 130816.
It is an arithmetic number, because the mean of its divisors is an integer number (1957622128).
Almost surely, 27830311341 is an apocalyptic number.
It is an amenable number.
7830311341 is a deficient number, since it is larger than the sum of its proper divisors (177171).
7830311341 is an equidigital number, since it uses as much as digits as its factorization.
7830311341 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 177170.
The product of its (nonzero) digits is 6048, while the sum is 31.
The square root of 7830311341 is about 88489.0464464388. The cubic root of 7830311341 is about 1985.7581033319.
The spelling of 7830311341 in words is "seven billion, eight hundred thirty million, three hundred eleven thousand, three hundred forty-one".
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