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10831329 = 321770793
BaseRepresentation
bin101001010100…
…010111100001
3202101021210100
4221110113201
510233100304
61024053013
7161031135
oct51242741
922337710
1010831329
116128813
123764169
132323092
14161d3c5
15e3e439
hexa545e1

10831329 has 12 divisors (see below), whose sum is σ = 16565796. Its totient is φ = 6796032.

The previous prime is 10831309. The next prime is 10831391. The reversal of 10831329 is 92313801.

It can be written as a sum of positive squares in 2 ways, for example, as 3686400 + 7144929 = 1920^2 + 2673^2 .

It is not a de Polignac number, because 10831329 - 27 = 10831201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10831309) 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 11 ways as a sum of consecutive naturals, for example, 35244 + ... + 35549.

It is an arithmetic number, because the mean of its divisors is an integer number (1380483).

Almost surely, 210831329 is an apocalyptic number.

It is an amenable number.

10831329 is a deficient number, since it is larger than the sum of its proper divisors (5734467).

10831329 is a wasteful number, since it uses less digits than its factorization.

10831329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70816 (or 70813 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 10831329 is about 3291.0984488465. The cubic root of 10831329 is about 221.2554188082.

The spelling of 10831329 in words is "ten million, eight hundred thirty-one thousand, three hundred twenty-nine".

Divisors: 1 3 9 17 51 153 70793 212379 637137 1203481 3610443 10831329