Base | Representation |
---|---|
bin | 1001011001011… |
… | …1111101000000 |
3 | 2202011201200100 |
4 | 2112113331000 |
5 | 40042412322 |
6 | 3524522400 |
7 | 656030163 |
oct | 226277500 |
9 | 82151610 |
10 | 39419712 |
11 | 20284682 |
12 | 11250400 |
13 | 8222697 |
14 | 5341ada |
15 | 36d9dac |
hex | 2597f40 |
39419712 has 42 divisors (see below), whose sum is σ = 112991138. Its totient is φ = 13139712.
The previous prime is 39419707. The next prime is 39419749. The reversal of 39419712 is 21791493.
39419712 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 34857216 + 4562496 = 5904^2 + 2136^2 .
It is a Harshad number since it is a multiple of its sum of digits (36).
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 5 ways as a sum of consecutive naturals, for example, 33643 + ... + 34794.
Almost surely, 239419712 is an apocalyptic number.
39419712 is a gapful number since it is divisible by the number (32) formed by its first and last digit.
It is an amenable number.
39419712 is an abundant number, since it is smaller than the sum of its proper divisors (73571426).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
39419712 is a wasteful number, since it uses less digits than its factorization.
39419712 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 68455 (or 68442 counting only the distinct ones).
The product of its digits is 13608, while the sum is 36.
The square root of 39419712 is about 6278.5119256079. The cubic root of 39419712 is about 340.3333293896. Note that the first 4 decimals are identical.
The spelling of 39419712 in words is "thirty-nine million, four hundred nineteen thousand, seven hundred twelve".
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