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11331025 = 522915629
BaseRepresentation
bin101011001110…
…010111010001
3210022200020121
4223032113101
510400043100
61042510241
7165212026
oct53162721
923280217
1011331025
11643a192
123965381
132469664
14170d54d
15edc51a
hexace5d1

11331025 has 12 divisors (see below), whose sum is σ = 14535900. Its totient is φ = 8751680.

The previous prime is 11331007. The next prime is 11331031. The reversal of 11331025 is 52013311.

It can be written as a sum of positive squares in 6 ways, for example, as 677329 + 10653696 = 823^2 + 3264^2 .

It is a de Polignac number, because none of the positive numbers 2k-11331025 is a prime.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 7090 + ... + 8539.

It is an arithmetic number, because the mean of its divisors is an integer number (1211325).

Almost surely, 211331025 is an apocalyptic number.

It is an amenable number.

11331025 is a deficient number, since it is larger than the sum of its proper divisors (3204875).

11331025 is a wasteful number, since it uses less digits than its factorization.

11331025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15668 (or 15663 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 16.

The square root of 11331025 is about 3366.1587900751. The cubic root of 11331025 is about 224.6068855767.

Adding to 11331025 its reverse (52013311), we get a palindrome (63344336).

The spelling of 11331025 in words is "eleven million, three hundred thirty-one thousand, twenty-five".

Divisors: 1 5 25 29 145 725 15629 78145 390725 453241 2266205 11331025