Base | Representation |
---|---|
bin | 111000011010100… |
… | …011011111101001 |
3 | 2102221222102122100 |
4 | 320122203133221 |
5 | 3414300011400 |
6 | 233530244013 |
7 | 32311664100 |
oct | 7032433751 |
9 | 2387872570 |
10 | 946485225 |
11 | 4462a23a4 |
12 | 224b86609 |
13 | 12112103a |
14 | 8d9bb037 |
15 | 58160100 |
hex | 386a37e9 |
946485225 has 81 divisors (see below), whose sum is σ = 1978790853. Its totient is φ = 431202240.
The previous prime is 946485203. The next prime is 946485227. The reversal of 946485225 is 522584649.
The square root of 946485225 is 30765.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 4 ways, for example, as 149891049 + 796594176 = 12243^2 + 28224^2 .
It is not a de Polignac number, because 946485225 - 213 = 946477033 is a prime.
It is a super-2 number, since 2×9464852252 = 1791668562286601250, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is not an unprimeable number, because it can be changed into a prime (946485227) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 3230179 + ... + 3230471.
Almost surely, 2946485225 is an apocalyptic number.
946485225 is the 30765-th square number.
946485225 is the 15383-rd centered octagonal number.
It is an amenable number.
946485225 is an abundant number, since it is smaller than the sum of its proper divisors (1032305628).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
946485225 is a wasteful number, since it uses less digits than its factorization.
946485225 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 616 (or 308 counting only the distinct ones).
The product of its digits is 691200, while the sum is 45.
The cubic root of 946485225 is about 981.8337265473.
The spelling of 946485225 in words is "nine hundred forty-six million, four hundred eighty-five thousand, two hundred twenty-five".
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