Base | Representation |
---|---|
bin | 100000100100000010… |
… | …0111101000101000011 |
3 | 20200111110020210201202 |
4 | 1001020010331011003 |
5 | 2121203224010133 |
6 | 52042543251415 |
7 | 5023620304046 |
oct | 1011004750503 |
9 | 220443223652 |
10 | 69928735043 |
11 | 27724a47712 |
12 | 11676ba9b6b |
13 | 679575513b |
14 | 3555384c5d |
15 | 1c442352e8 |
hex | 104813d143 |
69928735043 has 4 divisors (see below), whose sum is σ = 69936929088. Its totient is φ = 69920541000.
The previous prime is 69928734989. The next prime is 69928735049. The reversal of 69928735043 is 34053782996.
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 69928735043 - 26 = 69928734979 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 69928735043.
It is not an unprimeable number, because it can be changed into a prime (69928735049) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4084208 + ... + 4101293.
It is an arithmetic number, because the mean of its divisors is an integer number (17484232272).
Almost surely, 269928735043 is an apocalyptic number.
69928735043 is a deficient number, since it is larger than the sum of its proper divisors (8194045).
69928735043 is an equidigital number, since it uses as much as digits as its factorization.
69928735043 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8194044.
The product of its (nonzero) digits is 9797760, while the sum is 56.
The spelling of 69928735043 in words is "sixty-nine billion, nine hundred twenty-eight million, seven hundred thirty-five thousand, forty-three".
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