Base | Representation |
---|---|
bin | 11001010101010… |
… | …000111111110101 |
3 | 1002121201111022121 |
4 | 121111100333311 |
5 | 1332300130140 |
6 | 110101155541 |
7 | 13350324523 |
oct | 3125207765 |
9 | 1077644277 |
10 | 425005045 |
11 | 1a89a4643 |
12 | ba3bbbb1 |
13 | 6a087b9a |
14 | 40633313 |
15 | 274a264a |
hex | 19550ff5 |
425005045 has 8 divisors (see below), whose sum is σ = 510135480. Its totient is φ = 339917760.
The previous prime is 425005037. The next prime is 425005073. The reversal of 425005045 is 540500524.
It can be written as a sum of positive squares in 4 ways, for example, as 3359889 + 421645156 = 1833^2 + 20534^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 425005045 - 23 = 425005037 is a prime.
It is a congruent number.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 17755 + ... + 34135.
It is an arithmetic number, because the mean of its divisors is an integer number (63766935).
Almost surely, 2425005045 is an apocalyptic number.
It is an amenable number.
425005045 is a deficient number, since it is larger than the sum of its proper divisors (85130435).
425005045 is a wasteful number, since it uses less digits than its factorization.
425005045 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21575.
The product of its (nonzero) digits is 4000, while the sum is 25.
The square root of 425005045 is about 20615.6504869480. The cubic root of 425005045 is about 751.8502730473.
Adding to 425005045 its reverse (540500524), we get a palindrome (965505569).
The spelling of 425005045 in words is "four hundred twenty-five million, five thousand, forty-five".
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