Base | Representation |
---|---|
bin | 1110100101001100… |
… | …01101011110100001 |
3 | 202012120010201200111 |
4 | 13102212031132201 |
5 | 112013004334304 |
6 | 3332441251321 |
7 | 364663411366 |
oct | 72246153641 |
9 | 22176121614 |
10 | 7828199329 |
11 | 33578a6025 |
12 | 1625793b41 |
13 | 979a80312 |
14 | 54394646d |
15 | 30c3b1704 |
hex | 1d298d7a1 |
7828199329 has 12 divisors (see below), whose sum is σ = 8514617520. Its totient is φ = 7176940200.
The previous prime is 7828199299. The next prime is 7828199333. The reversal of 7828199329 is 9239918287.
It is not a de Polignac number, because 7828199329 - 215 = 7828166561 is a prime.
It is a super-2 number, since 2×78281993292 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (7828199629) 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 11 ways as a sum of consecutive naturals, for example, 196107 + ... + 232624.
It is an arithmetic number, because the mean of its divisors is an integer number (709551460).
Almost surely, 27828199329 is an apocalyptic number.
It is an amenable number.
7828199329 is a deficient number, since it is larger than the sum of its proper divisors (686418191).
7828199329 is a wasteful number, since it uses less digits than its factorization.
7828199329 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 428812 (or 428781 counting only the distinct ones).
The product of its digits is 3919104, while the sum is 58.
The square root of 7828199329 is about 88477.1118934157. Note that the first 3 decimals coincide. The cubic root of 7828199329 is about 1985.5795526594.
The spelling of 7828199329 in words is "seven billion, eight hundred twenty-eight million, one hundred ninety-nine thousand, three hundred twenty-nine".
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