Base | Representation |
---|---|
bin | 10000000011100001010101 |
3 | 21220211021201 |
4 | 100003201111 |
5 | 2034134400 |
6 | 230112501 |
7 | 50526223 |
oct | 20034125 |
9 | 7824251 |
10 | 4208725 |
11 | 2415094 |
12 | 14ab731 |
13 | b44891 |
14 | 7b7b13 |
15 | 58206a |
hex | 403855 |
4208725 has 12 divisors (see below), whose sum is σ = 5287360. Its totient is φ = 3322800.
The previous prime is 4208717. The next prime is 4208731. The reversal of 4208725 is 5278024.
It is not a de Polignac number, because 4208725 - 23 = 4208717 is a prime.
It is a super-2 number, since 2×42087252 = 35426732251250, which contains 22 as substring.
It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.
4208725 is a lucky number.
It is a junction number, because it is equal to n+sod(n) for n = 4208693 and 4208702.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 910 + ... + 3040.
Almost surely, 24208725 is an apocalyptic number.
It is an amenable number.
4208725 is a deficient number, since it is larger than the sum of its proper divisors (1078635).
4208725 is a wasteful number, since it uses less digits than its factorization.
4208725 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2220 (or 2215 counting only the distinct ones).
The product of its (nonzero) digits is 4480, while the sum is 28.
The square root of 4208725 is about 2051.5177308520. The cubic root of 4208725 is about 161.4545108587.
The spelling of 4208725 in words is "four million, two hundred eight thousand, seven hundred twenty-five".
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