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14864135 = 5111320789
BaseRepresentation
bin111000101100…
…111100000111
31000222011202112
4320230330013
512301123020
61250331235
7240225446
oct70547407
930864675
1014864135
118432710
124b89b1b
133105860
141d8cd5d
1514892c5
hexe2cf07

14864135 has 16 divisors (see below), whose sum is σ = 20956320. Its totient is φ = 9978240.

The previous prime is 14864131. The next prime is 14864167. The reversal of 14864135 is 53146841.

14864135 = 702 + 712 + ... + 3552.

It is not a de Polignac number, because 14864135 - 22 = 14864131 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14864131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9680 + ... + 11109.

It is an arithmetic number, because the mean of its divisors is an integer number (1309770).

Almost surely, 214864135 is an apocalyptic number.

14864135 is a deficient number, since it is larger than the sum of its proper divisors (6092185).

14864135 is a wasteful number, since it uses less digits than its factorization.

14864135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20818.

The product of its digits is 11520, while the sum is 32.

The square root of 14864135 is about 3855.4033511424. The cubic root of 14864135 is about 245.8743436960.

The spelling of 14864135 in words is "fourteen million, eight hundred sixty-four thousand, one hundred thirty-five".

Divisors: 1 5 11 13 55 65 143 715 20789 103945 228679 270257 1143395 1351285 2972827 14864135