Base | Representation |
---|---|
bin | 1001011110111010010001 |
3 | 11200022000120 |
4 | 21132322101 |
5 | 1114022110 |
6 | 125140453 |
7 | 30062352 |
oct | 11367221 |
9 | 4608016 |
10 | 2485905 |
11 | 1448774 |
12 | 9ba729 |
13 | 690666 |
14 | 489d29 |
15 | 341870 |
hex | 25ee91 |
2485905 has 16 divisors (see below), whose sum is σ = 4018560. Its totient is φ = 1312128.
The previous prime is 2485897. The next prime is 2485907. The reversal of 2485905 is 5095842.
It is not a de Polignac number, because 2485905 - 23 = 2485897 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2485907) 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, 741 + ... + 2349.
It is an arithmetic number, because the mean of its divisors is an integer number (251160).
22485905 is an apocalyptic number.
It is an amenable number.
2485905 is a deficient number, since it is larger than the sum of its proper divisors (1532655).
2485905 is a wasteful number, since it uses less digits than its factorization.
2485905 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1720.
The product of its (nonzero) digits is 14400, while the sum is 33.
The square root of 2485905 is about 1576.6752994831. The cubic root of 2485905 is about 135.4653351955.
The spelling of 2485905 in words is "two million, four hundred eighty-five thousand, nine hundred five".
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