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13908027 = 37662287
BaseRepresentation
bin110101000011…
…100000111011
3222011121020010
4311003200323
512030024102
61214033003
7226134120
oct65034073
928147203
1013908027
11793a341
1247a8763
132b5c603
141bc0747
15134ad6c
hexd4383b

13908027 has 8 divisors (see below), whose sum is σ = 21193216. Its totient is φ = 7947432.

The previous prime is 13908017. The next prime is 13908043. The reversal of 13908027 is 72080931.

It is a happy number.

13908027 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13908027 - 27 = 13907899 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13907985 and 13908003.

It is not an unprimeable number, because it can be changed into a prime (13908007) 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, 331123 + ... + 331164.

It is an arithmetic number, because the mean of its divisors is an integer number (2649152).

Almost surely, 213908027 is an apocalyptic number.

13908027 is a deficient number, since it is larger than the sum of its proper divisors (7285189).

13908027 is an equidigital number, since it uses as much as digits as its factorization.

13908027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 662297.

The product of its (nonzero) digits is 3024, while the sum is 30.

The square root of 13908027 is about 3729.3467256344. The cubic root of 13908027 is about 240.4852854416.

Adding to 13908027 its reverse (72080931), we get a palindrome (85988958).

The spelling of 13908027 in words is "thirteen million, nine hundred eight thousand, twenty-seven".

Divisors: 1 3 7 21 662287 1986861 4636009 13908027