Base | Representation |
---|---|
bin | 1110111011000101001101 |
3 | 21100202021101 |
4 | 32323011031 |
5 | 2000141023 |
6 | 215503101 |
7 | 45152200 |
oct | 16730515 |
9 | 7322241 |
10 | 3912013 |
11 | 2232176 |
12 | 1387a91 |
13 | a6c801 |
14 | 73b937 |
15 | 5241ad |
hex | 3bb14d |
3912013 has 12 divisors (see below), whose sum is σ = 4709340. Its totient is φ = 3236352.
The previous prime is 3911977. The next prime is 3912017. The reversal of 3912013 is 3102193.
It can be written as a sum of positive squares in 2 ways, for example, as 2965284 + 946729 = 1722^2 + 973^2 .
It is not a de Polignac number, because 3912013 - 217 = 3780941 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3912017) 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 11 ways as a sum of consecutive naturals, for example, 45 + ... + 2797.
It is an arithmetic number, because the mean of its divisors is an integer number (392445).
Almost surely, 23912013 is an apocalyptic number.
It is an amenable number.
3912013 is a deficient number, since it is larger than the sum of its proper divisors (797327).
3912013 is a wasteful number, since it uses less digits than its factorization.
3912013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2796 (or 2789 counting only the distinct ones).
The product of its (nonzero) digits is 162, while the sum is 19.
The square root of 3912013 is about 1977.8809367604. The cubic root of 3912013 is about 157.5675430468.
The spelling of 3912013 in words is "three million, nine hundred twelve thousand, thirteen".
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