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13066914 = 2371718301
BaseRepresentation
bin110001110110…
…001010100010
3220120212102210
4301312022202
511321120124
61144022550
7216031650
oct61661242
926525383
1013066914
117415403
124461a56
132926803
141a41dd0
151231a29
hexc762a2

13066914 has 32 divisors (see below), whose sum is σ = 31625856. Its totient is φ = 3513600.

The previous prime is 13066901. The next prime is 13066919. The reversal of 13066914 is 41966031.

It is not an unprimeable number, because it can be changed into a prime (13066919) 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 15 ways as a sum of consecutive naturals, for example, 8437 + ... + 9864.

It is an arithmetic number, because the mean of its divisors is an integer number (988308).

Almost surely, 213066914 is an apocalyptic number.

13066914 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

13066914 is an abundant number, since it is smaller than the sum of its proper divisors (18558942).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13066914 is a wasteful number, since it uses less digits than its factorization.

13066914 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18330.

The product of its (nonzero) digits is 3888, while the sum is 30.

The square root of 13066914 is about 3614.8186676513. The cubic root of 13066914 is about 235.5362073062.

The spelling of 13066914 in words is "thirteen million, sixty-six thousand, nine hundred fourteen".

Divisors: 1 2 3 6 7 14 17 21 34 42 51 102 119 238 357 714 18301 36602 54903 109806 128107 256214 311117 384321 622234 768642 933351 1866702 2177819 4355638 6533457 13066914