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14129331 = 319487509
BaseRepresentation
bin110101111001…
…100010110011
3222120211210120
4311321202303
512104114311
61222501323
7231045246
oct65714263
928524716
1014129331
117a80637
124894843
132c09268
141c3b25d
151391706
hexd798b3

14129331 has 16 divisors (see below), whose sum is σ = 19910400. Its totient is φ = 8887968.

The previous prime is 14129321. The next prime is 14129333. The reversal of 14129331 is 13392141.

It is not a de Polignac number, because 14129331 - 25 = 14129299 is a prime.

It is a super-2 number, since 2×141293312 = 399275989015122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (14129333) 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, 27505 + ... + 28013.

It is an arithmetic number, because the mean of its divisors is an integer number (1244400).

Almost surely, 214129331 is an apocalyptic number.

14129331 is a deficient number, since it is larger than the sum of its proper divisors (5781069).

14129331 is a wasteful number, since it uses less digits than its factorization.

14129331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1018.

The product of its digits is 648, while the sum is 24.

The square root of 14129331 is about 3758.9002381016. The cubic root of 14129331 is about 241.7541101449.

The spelling of 14129331 in words is "fourteen million, one hundred twenty-nine thousand, three hundred thirty-one".

Divisors: 1 3 19 57 487 509 1461 1527 9253 9671 27759 29013 247883 743649 4709777 14129331