Base | Representation |
---|---|
bin | 11110010011111111110001 |
3 | 112221201011122 |
4 | 132103333301 |
5 | 4013234400 |
6 | 442152025 |
7 | 124353560 |
oct | 36237761 |
9 | 15851148 |
10 | 7946225 |
11 | 4538131 |
12 | 27b2615 |
13 | 1852b11 |
14 | 10abbd7 |
15 | a6e685 |
hex | 793ff1 |
7946225 has 24 divisors (see below), whose sum is σ = 11927808. Its totient is φ = 5126400.
The previous prime is 7946189. The next prime is 7946233. The reversal of 7946225 is 5226497.
It is not a de Polignac number, because 7946225 - 28 = 7945969 is a prime.
It is a super-3 number, since 3×79462253 (a number of 22 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (35).
It is a Duffinian number.
It is a congruent number.
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, 1640 + ... + 4310.
It is an arithmetic number, because the mean of its divisors is an integer number (496992).
Almost surely, 27946225 is an apocalyptic number.
It is an amenable number.
7946225 is a deficient number, since it is larger than the sum of its proper divisors (3981583).
7946225 is a wasteful number, since it uses less digits than its factorization.
7946225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2705 (or 2700 counting only the distinct ones).
The product of its digits is 30240, while the sum is 35.
The square root of 7946225 is about 2818.9049292234. The cubic root of 7946225 is about 199.5508671534.
The spelling of 7946225 in words is "seven million, nine hundred forty-six thousand, two hundred twenty-five".
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