Base | Representation |
---|---|
bin | 101111100000010… |
… | …111111101110011 |
3 | 2001112201121022021 |
4 | 233200113331303 |
5 | 3113014002143 |
6 | 211030452311 |
7 | 25515344404 |
oct | 5740277563 |
9 | 2045647267 |
10 | 797015923 |
11 | 379992950 |
12 | 1a2b04097 |
13 | c9179872 |
14 | 77bcd9ab |
15 | 49e87ced |
hex | 2f817f73 |
797015923 has 8 divisors (see below), whose sum is σ = 878436720. Its totient is φ = 717089280.
The previous prime is 797015909. The next prime is 797015959. The reversal of 797015923 is 329510797.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-797015923 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 797015923.
It is not an unprimeable number, because it can be changed into a prime (797015993) 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 7 ways as a sum of consecutive naturals, for example, 372418 + ... + 374551.
It is an arithmetic number, because the mean of its divisors is an integer number (109804590).
Almost surely, 2797015923 is an apocalyptic number.
797015923 is a deficient number, since it is larger than the sum of its proper divisors (81420797).
797015923 is a wasteful number, since it uses less digits than its factorization.
797015923 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 747077.
The product of its (nonzero) digits is 119070, while the sum is 43.
The square root of 797015923 is about 28231.4704363765. The cubic root of 797015923 is about 927.1620903944.
The spelling of 797015923 in words is "seven hundred ninety-seven million, fifteen thousand, nine hundred twenty-three".
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