Base | Representation |
---|---|
bin | 11001010110001… |
… | …001001111001000 |
3 | 1002122011012022021 |
4 | 121112021033020 |
5 | 1332330013100 |
6 | 110110134224 |
7 | 13352304232 |
oct | 3126111710 |
9 | 1078135267 |
10 | 425235400 |
11 | 1a9041717 |
12 | ba4b1374 |
13 | 6a1389a5 |
14 | 40693252 |
15 | 274eaa1a |
hex | 195893c8 |
425235400 has 24 divisors (see below), whose sum is σ = 988672770. Its totient is φ = 170094080.
The previous prime is 425235383. The next prime is 425235403. The reversal of 425235400 is 4532524.
It can be written as a sum of positive squares in 3 ways, for example, as 409091076 + 16144324 = 20226^2 + 4018^2 .
It is a Harshad number since it is a multiple of its sum of digits (25).
It is not an unprimeable number, because it can be changed into a prime (425235403) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1062889 + ... + 1063288.
Almost surely, 2425235400 is an apocalyptic number.
425235400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
425235400 is an abundant number, since it is smaller than the sum of its proper divisors (563437370).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
425235400 is a wasteful number, since it uses less digits than its factorization.
425235400 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2126193 (or 2126184 counting only the distinct ones).
The product of its (nonzero) digits is 4800, while the sum is 25.
The square root of 425235400 is about 20621.2366263520. The cubic root of 425235400 is about 751.9860841321.
Adding to 425235400 its reverse (4532524), we get a palindrome (429767924).
The spelling of 425235400 in words is "four hundred twenty-five million, two hundred thirty-five thousand, four hundred".
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