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13162148 = 2217414721
BaseRepresentation
bin110010001101…
…011010100100
3220202201001222
4302031122210
511332142043
61150035512
7216606416
oct62153244
926681058
1013162148
11747aa0a
1244a8b98
13295ac6c
141a689b6
15124ed68
hexc8d6a4

13162148 has 24 divisors (see below), whose sum is σ = 24988824. Its totient is φ = 6041600.

The previous prime is 13162147. The next prime is 13162151. The reversal of 13162148 is 84126131.

It can be written as a sum of positive squares in 4 ways, for example, as 996004 + 12166144 = 998^2 + 3488^2 .

It is not an unprimeable number, because it can be changed into a prime (13162147) 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 7 ways as a sum of consecutive naturals, for example, 428 + ... + 5148.

It is an arithmetic number, because the mean of its divisors is an integer number (1041201).

Almost surely, 213162148 is an apocalyptic number.

It is an amenable number.

13162148 is a deficient number, since it is larger than the sum of its proper divisors (11826676).

13162148 is a wasteful number, since it uses less digits than its factorization.

13162148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4783 (or 4781 counting only the distinct ones).

The product of its digits is 1152, while the sum is 26.

The square root of 13162148 is about 3627.9674750472. The cubic root of 13162148 is about 236.1070327487.

Adding to 13162148 its reverse (84126131), we get a palindrome (97288279).

The spelling of 13162148 in words is "thirteen million, one hundred sixty-two thousand, one hundred forty-eight".

Divisors: 1 2 4 17 34 41 68 82 164 697 1394 2788 4721 9442 18884 80257 160514 193561 321028 387122 774244 3290537 6581074 13162148