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11582045 = 514291621
BaseRepresentation
bin101100001011…
…101001011101
3210210102120122
4230023221131
510431111140
61052124325
7200305616
oct54135135
923712518
1011582045
1165a0842
123a666a5
1325269a7
141776c0d
15103bab5
hexb0ba5d

11582045 has 8 divisors (see below), whose sum is σ = 13916760. Its totient is φ = 9253440.

The previous prime is 11582033. The next prime is 11582057. The reversal of 11582045 is 54028511.

It is an interprime number because it is at equal distance from previous prime (11582033) and next prime (11582057).

It can be written as a sum of positive squares in 4 ways, for example, as 466489 + 11115556 = 683^2 + 3334^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11582045 - 24 = 11582029 is a prime.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 6335 + ... + 7955.

It is an arithmetic number, because the mean of its divisors is an integer number (1739595).

Almost surely, 211582045 is an apocalyptic number.

It is an amenable number.

11582045 is a deficient number, since it is larger than the sum of its proper divisors (2334715).

11582045 is a wasteful number, since it uses less digits than its factorization.

11582045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3055.

The product of its (nonzero) digits is 1600, while the sum is 26.

The square root of 11582045 is about 3403.2403676496. The cubic root of 11582045 is about 226.2533835457.

The spelling of 11582045 in words is "eleven million, five hundred eighty-two thousand, forty-five".

Divisors: 1 5 1429 1621 7145 8105 2316409 11582045