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13150045 = 531431973
BaseRepresentation
bin110010001010…
…011101011101
3220202002110201
4302022131131
511331300140
61145503501
7216526216
oct62123535
926662421
1013150045
117471907
1244a1b91
1329555bc
141a6440d
15124b49a
hexc8a75d

13150045 has 16 divisors (see below), whose sum is σ = 16676352. Its totient is φ = 9938880.

The previous prime is 13150037. The next prime is 13150057. The reversal of 13150045 is 54005131.

It is not a de Polignac number, because 13150045 - 23 = 13150037 is a prime.

It is a Duffinian number.

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 15 ways as a sum of consecutive naturals, for example, 5679 + ... + 7651.

It is an arithmetic number, because the mean of its divisors is an integer number (1042272).

Almost surely, 213150045 is an apocalyptic number.

It is an amenable number.

13150045 is a deficient number, since it is larger than the sum of its proper divisors (3526307).

13150045 is a wasteful number, since it uses less digits than its factorization.

13150045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2052.

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 13150045 is about 3626.2990775721. The cubic root of 13150045 is about 236.0346413288.

Adding to 13150045 its reverse (54005131), we get a palindrome (67155176).

It can be divided in two parts, 131 and 50045, that added together give a square (50176 = 2242).

The spelling of 13150045 in words is "thirteen million, one hundred fifty thousand, forty-five".

Divisors: 1 5 31 43 155 215 1333 1973 6665 9865 61163 84839 305815 424195 2630009 13150045