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263025 = 32527167
BaseRepresentation
bin1000000001101110001
3111100210200
41000031301
531404100
65345413
72143560
oct1001561
9440720
10263025
1116a684
12108269
1392949
146bbd7
1552e00
hex40371

263025 has 36 divisors (see below), whose sum is σ = 541632. Its totient is φ = 119520.

The previous prime is 263023. The next prime is 263047. The reversal of 263025 is 520362.

263025 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 263025 - 21 = 263023 is a prime.

263025 is strictly pandigital in base 7.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 262989 and 263007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (263023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1492 + ... + 1658.

2263025 is an apocalyptic number.

263025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

263025 is an abundant number, since it is smaller than the sum of its proper divisors (278607).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

263025 is a wasteful number, since it uses less digits than its factorization.

263025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190 (or 182 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 263025 is about 512.8596299184. The cubic root of 263025 is about 64.0716157958.

Adding to 263025 its reverse (520362), we get a palindrome (783387).

The spelling of 263025 in words is "two hundred sixty-three thousand, twenty-five".

Divisors: 1 3 5 7 9 15 21 25 35 45 63 75 105 167 175 225 315 501 525 835 1169 1503 1575 2505 3507 4175 5845 7515 10521 12525 17535 29225 37575 52605 87675 263025