Base | Representation |
---|---|
bin | 1001100100111… |
… | …1010011011000 |
3 | 2210120212212011 |
4 | 2121033103120 |
5 | 40240430322 |
6 | 3552555304 |
7 | 665305531 |
oct | 231172330 |
9 | 83525764 |
10 | 40170712 |
11 | 2074793a |
12 | 11552b34 |
13 | 842646a |
14 | 5499688 |
15 | 37d7677 |
hex | 264f4d8 |
40170712 has 32 divisors (see below), whose sum is σ = 80985600. Its totient is φ = 18620064.
The previous prime is 40170703. The next prime is 40170727. The reversal of 40170712 is 21707104.
40170712 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×401707122 = 3227372205173888, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 4333 + ... + 9955.
It is an arithmetic number, because the mean of its divisors is an integer number (2530800).
Almost surely, 240170712 is an apocalyptic number.
It is an amenable number.
40170712 is an abundant number, since it is smaller than the sum of its proper divisors (40814888).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40170712 is a wasteful number, since it uses less digits than its factorization.
40170712 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5695 (or 5691 counting only the distinct ones).
The product of its (nonzero) digits is 392, while the sum is 22.
The square root of 40170712 is about 6338.0369200566. The cubic root of 40170712 is about 342.4810212014.
Adding to 40170712 its reverse (21707104), we get a palindrome (61877816).
The spelling of 40170712 in words is "forty million, one hundred seventy thousand, seven hundred twelve".
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