Base | Representation |
---|---|
bin | 1110110111101100… |
… | …00011100100101011 |
3 | 202121101002002122222 |
4 | 13123312003210223 |
5 | 112322214114021 |
6 | 3400102504255 |
7 | 401556224042 |
oct | 73366034453 |
9 | 22541062588 |
10 | 7983348011 |
11 | 3427434581 |
12 | 166973508b |
13 | 9a2c62882 |
14 | 55a3b1559 |
15 | 31ad0b6ab |
hex | 1dbd8392b |
7983348011 has 4 divisors (see below), whose sum is σ = 7984950000. Its totient is φ = 7981746024.
The previous prime is 7983347987. The next prime is 7983348013. The reversal of 7983348011 is 1108433897.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1108433897 = 2647 ⋅418751.
It is a cyclic number.
It is not a de Polignac number, because 7983348011 - 226 = 7916239147 is a prime.
It is a super-2 number, since 2×79833480112 (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 (7983348013) 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, 793496 + ... + 803493.
It is an arithmetic number, because the mean of its divisors is an integer number (1996237500).
Almost surely, 27983348011 is an apocalyptic number.
7983348011 is a deficient number, since it is larger than the sum of its proper divisors (1601989).
7983348011 is a wasteful number, since it uses less digits than its factorization.
7983348011 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1601988.
The product of its (nonzero) digits is 145152, while the sum is 44.
The square root of 7983348011 is about 89349.5831607512. The cubic root of 7983348011 is about 1998.6113703270.
The spelling of 7983348011 in words is "seven billion, nine hundred eighty-three million, three hundred forty-eight thousand, eleven".
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