Base | Representation |
---|---|
bin | 1011101110111101010000 |
3 | 12210021100222 |
4 | 23232331100 |
5 | 1241412140 |
6 | 145532212 |
7 | 35100461 |
oct | 13567520 |
9 | 5707328 |
10 | 3075920 |
11 | 1810a91 |
12 | 1044068 |
13 | 839093 |
14 | 5a0d68 |
15 | 40b5b5 |
hex | 2eef50 |
3075920 has 20 divisors (see below), whose sum is σ = 7151700. Its totient is φ = 1230336.
The previous prime is 3075911. The next prime is 3075949. The reversal of 3075920 is 295703.
It can be written as a sum of positive squares in 2 ways, for example, as 399424 + 2676496 = 632^2 + 1636^2 .
It is a tau number, because it is divible by the number of its divisors (20).
It is a super-2 number, since 2×30759202 = 18922567692800, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 3075920.
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 3 ways as a sum of consecutive naturals, for example, 19145 + ... + 19304.
It is an arithmetic number, because the mean of its divisors is an integer number (357585).
Almost surely, 23075920 is an apocalyptic number.
It is an amenable number.
3075920 is an abundant number, since it is smaller than the sum of its proper divisors (4075780).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3075920 is a wasteful number, since it uses less digits than its factorization.
3075920 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 38462 (or 38456 counting only the distinct ones).
The product of its (nonzero) digits is 1890, while the sum is 26.
The square root of 3075920 is about 1753.8300943934. The cubic root of 3075920 is about 145.4314537206.
The spelling of 3075920 in words is "three million, seventy-five thousand, nine hundred twenty".
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