Base | Representation |
---|---|
bin | 1011011110110101… |
… | …1001001000111011 |
3 | 21221210120102111012 |
4 | 2313231121020323 |
5 | 22303011124404 |
6 | 1225500424135 |
7 | 136243446455 |
oct | 26755311073 |
9 | 7853512435 |
10 | 3082129979 |
11 | 1341866965 |
12 | 72024804b |
13 | 3a170c266 |
14 | 2134a52d5 |
15 | 1308b8a6e |
hex | b7b5923b |
3082129979 has 4 divisors (see below), whose sum is σ = 3087663984. Its totient is φ = 3076595976.
The previous prime is 3082129909. The next prime is 3082129987. The reversal of 3082129979 is 9799212803.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9799212803 = 1303 ⋅7520501.
It is a cyclic number.
It is not a de Polignac number, because 3082129979 - 212 = 3082125883 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (3082129909) 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 in 3 ways as a sum of consecutive naturals, for example, 2766167 + ... + 2767280.
It is an arithmetic number, because the mean of its divisors is an integer number (771915996).
Almost surely, 23082129979 is an apocalyptic number.
3082129979 is a deficient number, since it is larger than the sum of its proper divisors (5534005).
3082129979 is an equidigital number, since it uses as much as digits as its factorization.
3082129979 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5534004.
The product of its (nonzero) digits is 489888, while the sum is 50.
The square root of 3082129979 is about 55516.9341642710. The cubic root of 3082129979 is about 1455.2925851615.
The spelling of 3082129979 in words is "three billion, eighty-two million, one hundred twenty-nine thousand, nine hundred seventy-nine".
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