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425253 = 3229619
BaseRepresentation
bin1100111110100100101
3210121100010
41213310211
5102102003
613040433
73420543
oct1476445
9717303
10425253
11270554
12186119
1311b73a
14b0d93
1586003
hex67d25

425253 has 8 divisors (see below), whose sum is σ = 570400. Its totient is φ = 281808.

The previous prime is 425251. The next prime is 425273. The reversal of 425253 is 352524.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 425253 - 21 = 425251 is a prime.

It is a super-2 number, since 2×4252532 = 361680228018, which contains 22 as substring.

It is an Ulam number.

It is a d-powerful number, because it can be written as 47 + 217 + 218 + 52 + 56 + 3 .

It is a Duffinian number.

425253 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 378 + ... + 996.

It is an arithmetic number, because the mean of its divisors is an integer number (71300).

2425253 is an apocalyptic number.

It is an amenable number.

425253 is a deficient number, since it is larger than the sum of its proper divisors (145147).

425253 is a wasteful number, since it uses less digits than its factorization.

425253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 851.

The product of its digits is 1200, while the sum is 21.

The square root of 425253 is about 652.1142537930. The cubic root of 425253 is about 75.1996458600.

Adding to 425253 its reverse (352524), we get a palindrome (777777).

The spelling of 425253 in words is "four hundred twenty-five thousand, two hundred fifty-three".

Divisors: 1 3 229 619 687 1857 141751 425253