Base | Representation |
---|---|
bin | 10010101100001001001 |
3 | 1011010002102 |
4 | 2111201021 |
5 | 124044200 |
6 | 21043145 |
7 | 5130332 |
oct | 2254111 |
9 | 1133072 |
10 | 612425 |
11 | 389140 |
12 | 2564b5 |
13 | 1859a8 |
14 | 11d289 |
15 | c16d5 |
hex | 95849 |
612425 has 24 divisors (see below), whose sum is σ = 883872. Its totient is φ = 416000.
The previous prime is 612407. The next prime is 612439. The reversal of 612425 is 524216.
It is a happy number.
It is not a de Polignac number, because 612425 - 28 = 612169 is a prime.
It is a hoax number, since the sum of its digits (20) coincides with the sum of the digits of its distinct prime factors.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 612397 and 612406.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4610 + ... + 4740.
It is an arithmetic number, because the mean of its divisors is an integer number (36828).
2612425 is an apocalyptic number.
It is an amenable number.
612425 is a deficient number, since it is larger than the sum of its proper divisors (271447).
612425 is a wasteful number, since it uses less digits than its factorization.
612425 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 169 (or 164 counting only the distinct ones).
The product of its digits is 480, while the sum is 20.
The square root of 612425 is about 782.5758749157. The cubic root of 612425 is about 84.9214961456.
Subtracting from 612425 its reverse (524216), we obtain a square (88209 = 2972).
It can be divided in two parts, 612 and 425, that multiplied together give a square (260100 = 5102).
The spelling of 612425 in words is "six hundred twelve thousand, four hundred twenty-five".
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