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13918353 = 38355897
BaseRepresentation
bin110101000110…
…000010010001
3222012010101120
4311012002101
512030341403
61214152453
7226206201
oct65060221
928163346
1013918353
117947079
1247b2729
132b64217
141bc4401
15134de53
hexd46091

13918353 has 8 divisors (see below), whose sum is σ = 18781728. Its totient is φ = 9166944.

The previous prime is 13918351. The next prime is 13918397. The reversal of 13918353 is 35381931.

13918353 is digitally balanced in base 3, because in such base 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 13918353 - 21 = 13918351 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13918351) 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, 27700 + ... + 28197.

It is an arithmetic number, because the mean of its divisors is an integer number (2347716).

Almost surely, 213918353 is an apocalyptic number.

It is an amenable number.

13918353 is a deficient number, since it is larger than the sum of its proper divisors (4863375).

13918353 is an equidigital number, since it uses as much as digits as its factorization.

13918353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55983.

The product of its digits is 9720, while the sum is 33.

The square root of 13918353 is about 3730.7308935382. The cubic root of 13918353 is about 240.5447867341.

The spelling of 13918353 in words is "thirteen million, nine hundred eighteen thousand, three hundred fifty-three".

Divisors: 1 3 83 249 55897 167691 4639451 13918353