Base | Representation |
---|---|
bin | 101010011101110… |
… | …000000100011001 |
3 | 1211122120210212211 |
4 | 222131300010121 |
5 | 2424341122022 |
6 | 154410035121 |
7 | 23440441531 |
oct | 5235600431 |
9 | 1748523784 |
10 | 712442137 |
11 | 336178360 |
12 | 17a718aa1 |
13 | b47a76c4 |
14 | 6a8964c1 |
15 | 4282de77 |
hex | 2a770119 |
712442137 has 16 divisors (see below), whose sum is σ = 828878400. Its totient is φ = 605168640.
The previous prime is 712442111. The next prime is 712442161. The reversal of 712442137 is 731244217.
It is a cyclic number.
It is not a de Polignac number, because 712442137 - 219 = 711917849 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 712442099 and 712442108.
It is not an unprimeable number, because it can be changed into a prime (712442167) 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 in 15 ways as a sum of consecutive naturals, for example, 12289 + ... + 39697.
It is an arithmetic number, because the mean of its divisors is an integer number (51804900).
Almost surely, 2712442137 is an apocalyptic number.
It is an amenable number.
712442137 is a deficient number, since it is larger than the sum of its proper divisors (116436263).
712442137 is a wasteful number, since it uses less digits than its factorization.
712442137 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27576.
The product of its digits is 9408, while the sum is 31.
The square root of 712442137 is about 26691.6117347754. The cubic root of 712442137 is about 893.1338150470.
The spelling of 712442137 in words is "seven hundred twelve million, four hundred forty-two thousand, one hundred thirty-seven".
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