Base | Representation |
---|---|
bin | 1111100010010111101010 |
3 | 21122221000120 |
4 | 33202113222 |
5 | 2020313223 |
6 | 223144110 |
7 | 46422312 |
oct | 17422752 |
9 | 7587016 |
10 | 4072938 |
11 | 2332071 |
12 | 1445036 |
13 | ac7b2c |
14 | 780442 |
15 | 556be3 |
hex | 3e25ea |
4072938 has 8 divisors (see below), whose sum is σ = 8145888. Its totient is φ = 1357644.
The previous prime is 4072931. The next prime is 4072949. The reversal of 4072938 is 8392704.
It is a sphenic number, since it is the product of 3 distinct primes.
4072938 is an admirable number.
It is a junction number, because it is equal to n+sod(n) for n = 4072899 and 4072908.
It is not an unprimeable number, because it can be changed into a prime (4072931) 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 3 ways as a sum of consecutive naturals, for example, 339406 + ... + 339417.
It is an arithmetic number, because the mean of its divisors is an integer number (1018236).
Almost surely, 24072938 is an apocalyptic number.
4072938 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4072938 is a wasteful number, since it uses less digits than its factorization.
4072938 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 678828.
The product of its (nonzero) digits is 12096, while the sum is 33.
The square root of 4072938 is about 2018.1521250887. The cubic root of 4072938 is about 159.6991481974.
The spelling of 4072938 in words is "four million, seventy-two thousand, nine hundred thirty-eight".
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