Base | Representation |
---|---|
bin | 1001100001111… |
… | …01101100010111 |
3 | 12120102121012100 |
4 | 10300331230113 |
5 | 130431210341 |
6 | 11533253143 |
7 | 1660342155 |
oct | 460755427 |
9 | 176377170 |
10 | 79944471 |
11 | 41143512 |
12 | 229341b3 |
13 | 13741029 |
14 | a8903d5 |
15 | 70423b6 |
hex | 4c3db17 |
79944471 has 12 divisors (see below), whose sum is σ = 115635520. Its totient is φ = 53222400.
The previous prime is 79944463. The next prime is 79944479. The reversal of 79944471 is 17444997.
It is an interprime number because it is at equal distance from previous prime (79944463) and next prime (79944479).
It is not a de Polignac number, because 79944471 - 23 = 79944463 is a prime.
It is a super-3 number, since 3×799444713 (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (79944479) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1146 + ... + 12696.
Almost surely, 279944471 is an apocalyptic number.
79944471 is a deficient number, since it is larger than the sum of its proper divisors (35691049).
79944471 is a wasteful number, since it uses less digits than its factorization.
79944471 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12326 (or 12323 counting only the distinct ones).
The product of its digits is 254016, while the sum is 45.
The square root of 79944471 is about 8941.1672056841. The cubic root of 79944471 is about 430.7872202611.
The spelling of 79944471 in words is "seventy-nine million, nine hundred forty-four thousand, four hundred seventy-one".
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