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14015131 = 133183419
BaseRepresentation
bin110101011101…
…101010011011
3222101001010221
4311131222123
512041441011
61220220511
7230061304
oct65355233
928331127
1014015131
117a02859
12483a737
132b992a0
141c0b7ab
15136c971
hexd5da9b

14015131 has 16 divisors (see below), whose sum is σ = 15805440. Its totient is φ = 12339360.

The previous prime is 14015129. The next prime is 14015147. The reversal of 14015131 is 13151041.

14015131 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 14015131 - 21 = 14015129 is a prime.

It is a super-2 number, since 2×140151312 = 392847793894322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14015431) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33240 + ... + 33658.

It is an arithmetic number, because the mean of its divisors is an integer number (987840).

Almost surely, 214015131 is an apocalyptic number.

14015131 is a deficient number, since it is larger than the sum of its proper divisors (1790309).

14015131 is a wasteful number, since it uses less digits than its factorization.

14015131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 546.

The product of its (nonzero) digits is 60, while the sum is 16.

The square root of 14015131 is about 3743.6788056670. The cubic root of 14015131 is about 241.1010233997.

Adding to 14015131 its reverse (13151041), we get a palindrome (27166172).

The spelling of 14015131 in words is "fourteen million, fifteen thousand, one hundred thirty-one".

Divisors: 1 13 31 83 403 419 1079 2573 5447 12989 33449 34777 168857 452101 1078087 14015131