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13044575 = 521094787
BaseRepresentation
bin110001110000…
…101101011111
3220112201210102
4301300231133
511314411300
61143331315
7215606555
oct61605537
926481712
1013044575
1173aa645
124450b3b
1329195ab
141a37bd5
15122a0d5
hexc70b5f

13044575 has 12 divisors (see below), whose sum is σ = 16327080. Its totient is φ = 10337760.

The previous prime is 13044571. The next prime is 13044613. The reversal of 13044575 is 57544031.

It is not a de Polignac number, because 13044575 - 22 = 13044571 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13044571) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 332 + ... + 5118.

It is an arithmetic number, because the mean of its divisors is an integer number (1360590).

Almost surely, 213044575 is an apocalyptic number.

13044575 is a deficient number, since it is larger than the sum of its proper divisors (3282505).

13044575 is a wasteful number, since it uses less digits than its factorization.

13044575 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4906 (or 4901 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 29.

The square root of 13044575 is about 3611.7274260387. The cubic root of 13044575 is about 235.4019076902.

The spelling of 13044575 in words is "thirteen million, forty-four thousand, five hundred seventy-five".

Divisors: 1 5 25 109 545 2725 4787 23935 119675 521783 2608915 13044575