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14017381 = 7340867
BaseRepresentation
bin110101011110…
…001101100101
3222101011020021
4311132031211
512042024011
61220235141
7230101000
oct65361545
928334207
1014017381
117a04514
12483bab1
132b9a311
141c0c537
15136d471
hexd5e365

14017381 has 8 divisors (see below), whose sum is σ = 16347200. Its totient is φ = 12014604.

The previous prime is 14017379. The next prime is 14017391. The reversal of 14017381 is 18371041.

14017381 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 14017381 - 21 = 14017379 is a prime.

It is a super-2 number, since 2×140173812 = 392973940198322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14017391) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20091 + ... + 20776.

It is an arithmetic number, because the mean of its divisors is an integer number (2043400).

Almost surely, 214017381 is an apocalyptic number.

It is an amenable number.

14017381 is a deficient number, since it is larger than the sum of its proper divisors (2329819).

14017381 is an frugal number, since it uses more digits than its factorization.

14017381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40888 (or 40874 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 25.

The square root of 14017381 is about 3743.9793001565. The cubic root of 14017381 is about 241.1139248910.

The spelling of 14017381 in words is "fourteen million, seventeen thousand, three hundred eighty-one".

Divisors: 1 7 49 343 40867 286069 2002483 14017381