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10353131 = 29093559
BaseRepresentation
bin100111011111…
…100111101011
3201110222211022
4213133213223
510122300011
61005523055
7154000025
oct47374753
921428738
1010353131
115931508
12357348b
1321b6519
141537015
15d978db
hex9df9eb

10353131 has 4 divisors (see below), whose sum is σ = 10359600. Its totient is φ = 10346664.

The previous prime is 10353121. The next prime is 10353139. The reversal of 10353131 is 13135301.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10353131 is a prime.

It is a super-5 number, since 5×103531315 (a number of 36 digits) contains 55555 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10353139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1130 + ... + 4688.

It is an arithmetic number, because the mean of its divisors is an integer number (2589900).

Almost surely, 210353131 is an apocalyptic number.

10353131 is a deficient number, since it is larger than the sum of its proper divisors (6469).

10353131 is an equidigital number, since it uses as much as digits as its factorization.

10353131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6468.

The product of its (nonzero) digits is 135, while the sum is 17.

The square root of 10353131 is about 3217.6281637256. The cubic root of 10353131 is about 217.9501822028.

Adding to 10353131 its reverse (13135301), we get a palindrome (23488432).

The spelling of 10353131 in words is "ten million, three hundred fifty-three thousand, one hundred thirty-one".

Divisors: 1 2909 3559 10353131