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13201454 = 274720063
BaseRepresentation
bin110010010111…
…000000101110
3220211200222202
4302113000232
511334421304
61150541502
7220132130
oct62270056
926750882
1013201454
1174a74a2
124507892
132972b16
141a79050
15125b81e
hexc9702e

13201454 has 16 divisors (see below), whose sum is σ = 23113728. Its totient is φ = 5537112.

The previous prime is 13201439. The next prime is 13201483. The reversal of 13201454 is 45410231.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9374 + ... + 10689.

It is an arithmetic number, because the mean of its divisors is an integer number (1444608).

Almost surely, 213201454 is an apocalyptic number.

13201454 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

13201454 is a deficient number, since it is larger than the sum of its proper divisors (9912274).

13201454 is a wasteful number, since it uses less digits than its factorization.

13201454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20119.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 13201454 is about 3633.3805195713. The cubic root of 13201454 is about 236.3418272598.

Adding to 13201454 its reverse (45410231), we get a palindrome (58611685).

The spelling of 13201454 in words is "thirteen million, two hundred one thousand, four hundred fifty-four".

Divisors: 1 2 7 14 47 94 329 658 20063 40126 140441 280882 942961 1885922 6600727 13201454