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14120187 = 3291091489
BaseRepresentation
bin110101110111…
…010011111011
3222120101020220
4311313103323
512103321222
61222351123
7231006504
oct65672373
928511226
1014120187
117a74784
12488b4a3
132c05053
141c37bab
15138db5c
hexd774fb

14120187 has 16 divisors (see below), whose sum is σ = 19668000. Its totient is φ = 8999424.

The previous prime is 14120177. The next prime is 14120231. The reversal of 14120187 is 78102141.

It is not a de Polignac number, because 14120187 - 26 = 14120123 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14120147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8739 + ... + 10227.

It is an arithmetic number, because the mean of its divisors is an integer number (1229250).

Almost surely, 214120187 is an apocalyptic number.

14120187 is a deficient number, since it is larger than the sum of its proper divisors (5547813).

14120187 is a wasteful number, since it uses less digits than its factorization.

14120187 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1630.

The product of its (nonzero) digits is 448, while the sum is 24.

The square root of 14120187 is about 3757.6837280431. The cubic root of 14120187 is about 241.7019473396.

The spelling of 14120187 in words is "fourteen million, one hundred twenty thousand, one hundred eighty-seven".

Divisors: 1 3 29 87 109 327 1489 3161 4467 9483 43181 129543 162301 486903 4706729 14120187