Base | Representation |
---|---|
bin | 1000101011100101010001 |
3 | 11021121121220 |
4 | 20223211101 |
5 | 1040310130 |
6 | 120435253 |
7 | 25225410 |
oct | 10534521 |
9 | 4247556 |
10 | 2275665 |
11 | 1314817 |
12 | 918b29 |
13 | 618a62 |
14 | 433477 |
15 | 2ee410 |
hex | 22b951 |
2275665 has 16 divisors (see below), whose sum is σ = 4161408. Its totient is φ = 1040256.
The previous prime is 2275657. The next prime is 2275667. The reversal of 2275665 is 5665722.
It is not a de Polignac number, because 2275665 - 23 = 2275657 is a prime.
It is a d-powerful number, because it can be written as 211 + 215 + 7 + 5 + 65 + 67 + 59 .
It is not an unprimeable number, because it can be changed into a prime (2275667) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10732 + ... + 10941.
It is an arithmetic number, because the mean of its divisors is an integer number (260088).
22275665 is an apocalyptic number.
It is an amenable number.
2275665 is a deficient number, since it is larger than the sum of its proper divisors (1885743).
2275665 is a wasteful number, since it uses less digits than its factorization.
2275665 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21688.
The product of its digits is 25200, while the sum is 33.
The square root of 2275665 is about 1508.5307421461. The cubic root of 2275665 is about 131.5334192941.
The spelling of 2275665 in words is "two million, two hundred seventy-five thousand, six hundred sixty-five".
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