Base | Representation |
---|---|
bin | 1001011010110… |
… | …11000011001001 |
3 | 12111200102202121 |
4 | 10231123003021 |
5 | 130212004022 |
6 | 11501331241 |
7 | 1646424514 |
oct | 455330311 |
9 | 174612677 |
10 | 79016137 |
11 | 40669aa2 |
12 | 22566b21 |
13 | 134a7615 |
14 | a6cbd7b |
15 | 6e0c2c7 |
hex | 4b5b0c9 |
79016137 has 2 divisors, whose sum is σ = 79016138. Its totient is φ = 79016136.
The previous prime is 79016131. The next prime is 79016173. The reversal of 79016137 is 73161097.
It is a happy number.
Together with next prime (79016173) it forms an Ormiston pair, because they use the same digits, order apart.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 43243776 + 35772361 = 6576^2 + 5981^2 .
It is a cyclic number.
It is not a de Polignac number, because 79016137 - 23 = 79016129 is a prime.
It is not a weakly prime, because it can be changed into another prime (79016131) 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 as a sum of consecutive naturals, namely, 39508068 + 39508069.
It is an arithmetic number, because the mean of its divisors is an integer number (39508069).
Almost surely, 279016137 is an apocalyptic number.
It is an amenable number.
79016137 is a deficient number, since it is larger than the sum of its proper divisors (1).
79016137 is an equidigital number, since it uses as much as digits as its factorization.
79016137 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 7938, while the sum is 34.
The square root of 79016137 is about 8889.1021481362. The cubic root of 79016137 is about 429.1132564486.
The spelling of 79016137 in words is "seventy-nine million, sixteen thousand, one hundred thirty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •