Base | Representation |
---|---|
bin | 1000111010010… |
… | …00000100001001 |
3 | 12012122101121000 |
4 | 10131020010021 |
5 | 123113302243 |
6 | 11230005213 |
7 | 1565212515 |
oct | 435100411 |
9 | 165571530 |
10 | 74744073 |
11 | 39211368 |
12 | 21046809 |
13 | 1263cc81 |
14 | 9cd9145 |
15 | 68665d3 |
hex | 4748109 |
74744073 has 16 divisors (see below), whose sum is σ = 112069440. Its totient is φ = 49227552.
The previous prime is 74744057. The next prime is 74744083. The reversal of 74744073 is 37044747.
It is not a de Polignac number, because 74744073 - 24 = 74744057 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (74744083) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14436 + ... + 18917.
It is an arithmetic number, because the mean of its divisors is an integer number (7004340).
Almost surely, 274744073 is an apocalyptic number.
It is an amenable number.
74744073 is a deficient number, since it is larger than the sum of its proper divisors (37325367).
74744073 is a wasteful number, since it uses less digits than its factorization.
74744073 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33445 (or 33439 counting only the distinct ones).
The product of its (nonzero) digits is 65856, while the sum is 36.
The square root of 74744073 is about 8645.4654588403. The cubic root of 74744073 is about 421.2361033492.
The spelling of 74744073 in words is "seventy-four million, seven hundred forty-four thousand, seventy-three".
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