Base | Representation |
---|---|
bin | 111100010100110… |
… | …111101101101011 |
3 | 2121112110012201221 |
4 | 330110313231223 |
5 | 4033044312133 |
6 | 244232522511 |
7 | 34036512436 |
oct | 7424675553 |
9 | 2545405657 |
10 | 1012104043 |
11 | 47a340825 |
12 | 242b50437 |
13 | 1318b7642 |
14 | 985bc81d |
15 | 5dcc2a2d |
hex | 3c537b6b |
1012104043 has 4 divisors (see below), whose sum is σ = 1012413400. Its totient is φ = 1011794688.
The previous prime is 1012104013. The next prime is 1012104053. The reversal of 1012104043 is 3404012101.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 1012104043 - 25 = 1012104011 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1012104013) 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, 149718 + ... + 156331.
It is an arithmetic number, because the mean of its divisors is an integer number (253103350).
Almost surely, 21012104043 is an apocalyptic number.
1012104043 is a deficient number, since it is larger than the sum of its proper divisors (309357).
1012104043 is an equidigital number, since it uses as much as digits as its factorization.
1012104043 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 309356.
The product of its (nonzero) digits is 96, while the sum is 16.
The square root of 1012104043 is about 31813.5826809871. The cubic root of 1012104043 is about 1004.0185109390.
Adding to 1012104043 its reverse (3404012101), we get a palindrome (4416116144).
The spelling of 1012104043 in words is "one billion, twelve million, one hundred four thousand, forty-three".
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