Base | Representation |
---|---|
bin | 1001110110001001010010 |
3 | 11212010120100 |
4 | 21312021102 |
5 | 1130043244 |
6 | 131153230 |
7 | 30636666 |
oct | 11661122 |
9 | 4763510 |
10 | 2581074 |
11 | 1503221 |
12 | a45816 |
13 | 6c4a82 |
14 | 4b28a6 |
15 | 35eb69 |
hex | 276252 |
2581074 has 24 divisors (see below), whose sum is σ = 5887440. Its totient is φ = 814968.
The previous prime is 2581069. The next prime is 2581079. The reversal of 2581074 is 4701852.
It is an interprime number because it is at equal distance from previous prime (2581069) and next prime (2581079).
It is an alternating number because its digits alternate between even and odd.
It is a zygodrome in base 8.
It is not an unprimeable number, because it can be changed into a prime (2581079) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3432 + ... + 4115.
It is an arithmetic number, because the mean of its divisors is an integer number (245310).
22581074 is an apocalyptic number.
2581074 is an abundant number, since it is smaller than the sum of its proper divisors (3306366).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2581074 is a wasteful number, since it uses less digits than its factorization.
2581074 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7574 (or 7571 counting only the distinct ones).
The product of its (nonzero) digits is 2240, while the sum is 27.
The square root of 2581074 is about 1606.5721272324. The cubic root of 2581074 is about 137.1724257301.
The spelling of 2581074 in words is "two million, five hundred eighty-one thousand, seventy-four".
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