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13148043 = 321120771
BaseRepresentation
bin110010001001…
…111110001011
3220201222201120
4302021332023
511331214133
61145450323
7216520326
oct62117613
926658646
1013148043
117470357
1244a09a3
13295470c
141a637bd
15124aab3
hexc89f8b

13148043 has 8 divisors (see below), whose sum is σ = 17614656. Its totient is φ = 8723400.

The previous prime is 13148041. The next prime is 13148063. The reversal of 13148043 is 34084131.

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

It is not a de Polignac number, because 13148043 - 21 = 13148041 is a prime.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (13148041) by changing a digit.

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, 9753 + ... + 11018.

It is an arithmetic number, because the mean of its divisors is an integer number (2201832).

Almost surely, 213148043 is an apocalyptic number.

13148043 is a deficient number, since it is larger than the sum of its proper divisors (4466613).

13148043 is a wasteful number, since it uses less digits than its factorization.

13148043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20985.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 13148043 is about 3626.0230280570. The cubic root of 13148043 is about 236.0226625273.

The spelling of 13148043 in words is "thirteen million, one hundred forty-eight thousand, forty-three".

Divisors: 1 3 211 633 20771 62313 4382681 13148043