Base | Representation |
---|---|
bin | 1000101101000000001101 |
3 | 11021220121110 |
4 | 20231000031 |
5 | 1041001420 |
6 | 120522233 |
7 | 25251363 |
oct | 10550015 |
9 | 4256543 |
10 | 2281485 |
11 | 1319128 |
12 | 920379 |
13 | 61b5bb |
14 | 435633 |
15 | 300ee0 |
hex | 22d00d |
2281485 has 32 divisors (see below), whose sum is σ = 4043520. Its totient is φ = 1092608.
The previous prime is 2281481. The next prime is 2281493. The reversal of 2281485 is 5841822.
It is a cyclic number.
It is not a de Polignac number, because 2281485 - 22 = 2281481 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2281481) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5671 + ... + 6059.
It is an arithmetic number, because the mean of its divisors is an integer number (126360).
22281485 is an apocalyptic number.
It is an amenable number.
2281485 is a deficient number, since it is larger than the sum of its proper divisors (1762035).
2281485 is a wasteful number, since it uses less digits than its factorization.
2281485 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 437.
The product of its digits is 5120, while the sum is 30.
The square root of 2281485 is about 1510.4585396495. The cubic root of 2281485 is about 131.6454558223.
The spelling of 2281485 in words is "two million, two hundred eighty-one thousand, four hundred eighty-five".
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