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13148027 = 13795971
BaseRepresentation
bin110010001001…
…111101111011
3220201222200222
4302021331323
511331214102
61145450255
7216520304
oct62117573
926658628
1013148027
117470342
1244a098b
1329546c9
141a637ab
15124aaa2
hexc89f7b

13148027 has 4 divisors (see below), whose sum is σ = 13244136. Its totient is φ = 13051920.

The previous prime is 13148011. The next prime is 13148029. The reversal of 13148027 is 72084131.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13148027 - 24 = 13148011 is a prime.

It is a super-2 number, since 2×131480272 = 345741227985458, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13147987 and 13148005.

It is not an unprimeable number, because it can be changed into a prime (13148029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47849 + ... + 48122.

It is an arithmetic number, because the mean of its divisors is an integer number (3311034).

Almost surely, 213148027 is an apocalyptic number.

13148027 is a deficient number, since it is larger than the sum of its proper divisors (96109).

13148027 is an equidigital number, since it uses as much as digits as its factorization.

13148027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96108.

The product of its (nonzero) digits is 1344, while the sum is 26.

The square root of 13148027 is about 3626.0208217825. The cubic root of 13148027 is about 236.0225667878.

The spelling of 13148027 in words is "thirteen million, one hundred forty-eight thousand, twenty-seven".

Divisors: 1 137 95971 13148027