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14018397 = 329269599
BaseRepresentation
bin110101011110…
…011101011101
3222101012121220
4311132131131
512042042042
61220243553
7230103651
oct65363535
928335556
1014018397
117a05258
1248405b9
132b9a913
141c0ca61
15136d8ec
hexd5e75d

14018397 has 16 divisors (see below), whose sum is σ = 19440000. Its totient is φ = 8974784.

The previous prime is 14018377. The next prime is 14018399. The reversal of 14018397 is 79381041.

It is a cyclic number.

It is not a de Polignac number, because 14018397 - 211 = 14016349 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14018399) 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, 23104 + ... + 23702.

It is an arithmetic number, because the mean of its divisors is an integer number (1215000).

Almost surely, 214018397 is an apocalyptic number.

It is an amenable number.

14018397 is a deficient number, since it is larger than the sum of its proper divisors (5421603).

14018397 is a wasteful number, since it uses less digits than its factorization.

14018397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 900.

The product of its (nonzero) digits is 6048, while the sum is 33.

The square root of 14018397 is about 3744.1149822087. The cubic root of 14018397 is about 241.1197501787.

The spelling of 14018397 in words is "fourteen million, eighteen thousand, three hundred ninety-seven".

Divisors: 1 3 29 87 269 599 807 1797 7801 17371 23403 52113 161131 483393 4672799 14018397