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13141279 = 411971627
BaseRepresentation
bin110010001000…
…010100011111
3220201122110001
4302020110133
511331010104
61145355131
7216461524
oct62102437
926648401
1013141279
117466268
124498aa7
132951608
141a6114b
151248aa4
hexc8851f

13141279 has 8 divisors (see below), whose sum is σ = 13538448. Its totient is φ = 12747840.

The previous prime is 13141267. The next prime is 13141283. The reversal of 13141279 is 97214131.

13141279 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 13141279 - 27 = 13141151 is a prime.

It is a super-3 number, since 3×131412793 (a number of 22 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13141259) 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, 7264 + ... + 8890.

It is an arithmetic number, because the mean of its divisors is an integer number (1692306).

Almost surely, 213141279 is an apocalyptic number.

13141279 is a deficient number, since it is larger than the sum of its proper divisors (397169).

13141279 is a wasteful number, since it uses less digits than its factorization.

13141279 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1865.

The product of its digits is 1512, while the sum is 28.

The square root of 13141279 is about 3625.0902057742. The cubic root of 13141279 is about 235.9821816960.

The spelling of 13141279 in words is "thirteen million, one hundred forty-one thousand, two hundred seventy-nine".

Divisors: 1 41 197 1627 8077 66707 320519 13141279