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10253532 = 223854461
BaseRepresentation
bin100111000111…
…010011011100
3201021221012110
4213013103130
510111103112
61003434020
7153103452
oct47072334
921257173
1010253532
1158736a3
123525910
1321800a3
14150c9d2
15d7813c
hex9c74dc

10253532 has 12 divisors (see below), whose sum is σ = 23924936. Its totient is φ = 3417840.

The previous prime is 10253531. The next prime is 10253549. The reversal of 10253532 is 23535201.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 10253499 and 10253508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10253531) 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 3 ways as a sum of consecutive naturals, for example, 427219 + ... + 427242.

Almost surely, 210253532 is an apocalyptic number.

10253532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10253532 is an abundant number, since it is smaller than the sum of its proper divisors (13671404).

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

10253532 is a wasteful number, since it uses less digits than its factorization.

10253532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 854468 (or 854466 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 10253532 is about 3202.1136769328. The cubic root of 10253532 is about 217.2490221688.

Adding to 10253532 its reverse (23535201), we get a palindrome (33788733).

The spelling of 10253532 in words is "ten million, two hundred fifty-three thousand, five hundred thirty-two".

Divisors: 1 2 3 4 6 12 854461 1708922 2563383 3417844 5126766 10253532