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14401513 = 77328183
BaseRepresentation
bin110110111011…
…111111101001
31000002200011101
4312323333221
512141322023
61232401401
7233260630
oct66737751
930080141
1014401513
118147085
1249a6261
132ca3109
141cac517
1513e71ad
hexdbbfe9

14401513 has 8 divisors (see below), whose sum is σ = 16684928. Its totient is φ = 12174624.

The previous prime is 14401501. The next prime is 14401523. The reversal of 14401513 is 31510441.

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

It is not a de Polignac number, because 14401513 - 213 = 14393321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14401523) 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, 13581 + ... + 14602.

It is an arithmetic number, because the mean of its divisors is an integer number (2085616).

Almost surely, 214401513 is an apocalyptic number.

It is an amenable number.

14401513 is a deficient number, since it is larger than the sum of its proper divisors (2283415).

14401513 is an equidigital number, since it uses as much as digits as its factorization.

14401513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28263.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 14401513 is about 3794.9325422200. The cubic root of 14401513 is about 243.2966002390.

Adding to 14401513 its reverse (31510441), we get a palindrome (45911954).

The spelling of 14401513 in words is "fourteen million, four hundred one thousand, five hundred thirteen".

Divisors: 1 7 73 511 28183 197281 2057359 14401513