Base | Representation |
---|---|
bin | 11001010110001… |
… | …010101010001001 |
3 | 1002122011111022000 |
4 | 121112022222021 |
5 | 1332330204400 |
6 | 110110221213 |
7 | 13352330223 |
oct | 3126125211 |
9 | 1078144260 |
10 | 425241225 |
11 | 1a9046032 |
12 | ba4b4809 |
13 | 6a13b536 |
14 | 40695413 |
15 | 274ec600 |
hex | 1958aa89 |
425241225 has 24 divisors (see below), whose sum is σ = 781185120. Its totient is φ = 226794960.
The previous prime is 425241211. The next prime is 425241253. The reversal of 425241225 is 522142524.
It is not a de Polignac number, because 425241225 - 28 = 425240969 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is an unprimeable number.
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 23 ways as a sum of consecutive naturals, for example, 314319 + ... + 315668.
It is an arithmetic number, because the mean of its divisors is an integer number (32549380).
Almost surely, 2425241225 is an apocalyptic number.
425241225 is a gapful number since it is divisible by the number (45) formed by its first and last digit.
It is an amenable number.
425241225 is a deficient number, since it is larger than the sum of its proper divisors (355943895).
425241225 is a wasteful number, since it uses less digits than its factorization.
425241225 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 630006 (or 629995 counting only the distinct ones).
The product of its digits is 6400, while the sum is 27.
The square root of 425241225 is about 20621.3778637607. The cubic root of 425241225 is about 751.9895177589.
Adding to 425241225 its reverse (522142524), we get a palindrome (947383749).
The spelling of 425241225 in words is "four hundred twenty-five million, two hundred forty-one thousand, two hundred twenty-five".
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