Base | Representation |
---|---|
bin | 100100111100101010… |
… | …0100011011111001001 |
3 | 21120210200022122010200 |
4 | 1021321110203133021 |
5 | 2244444234431242 |
6 | 100241151202413 |
7 | 5506145015001 |
oct | 1117124433711 |
9 | 246720278120 |
10 | 79344842697 |
11 | 3071710576a |
12 | 13464516409 |
13 | 7636496583 |
14 | 3ba9b55001 |
15 | 20e5c0804c |
hex | 12795237c9 |
79344842697 has 12 divisors (see below), whose sum is σ = 114739023984. Its totient is φ = 52836651000.
The previous prime is 79344842677. The next prime is 79344842719. The reversal of 79344842697 is 79624844397.
79344842697 is a `hidden beast` number, since 7 + 93 + 4 + 484 + 2 + 69 + 7 = 666.
It is not a de Polignac number, because 79344842697 - 210 = 79344841673 is a prime.
It is a super-2 number, since 2×793448426972 (a number of 23 digits) contains 22 as substring.
It is a Smith number, since the sum of its digits (63) coincides with the sum of the digits of its prime factors.
It is not an unprimeable number, because it can be changed into a prime (79344842617) 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 11 ways as a sum of consecutive naturals, for example, 4984179 + ... + 5000072.
It is an arithmetic number, because the mean of its divisors is an integer number (9561585332).
Almost surely, 279344842697 is an apocalyptic number.
It is an amenable number.
79344842697 is a deficient number, since it is larger than the sum of its proper divisors (35394181287).
79344842697 is a wasteful number, since it uses less digits than its factorization.
79344842697 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9985140 (or 9985137 counting only the distinct ones).
The product of its digits is 73156608, while the sum is 63.
The spelling of 79344842697 in words is "seventy-nine billion, three hundred forty-four million, eight hundred forty-two thousand, six hundred ninety-seven".
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