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13245153 = 331142421
BaseRepresentation
bin110010100001…
…101011100001
3220220220221020
4302201223201
511342321103
61151520053
7220403415
oct62415341
926826836
1013245153
117527309
124529029
13298998c
141a8ad45
151269753
hexca1ae1

13245153 has 8 divisors (see below), whose sum is σ = 18230016. Its totient is φ = 8545200.

The previous prime is 13245151. The next prime is 13245187. The reversal of 13245153 is 35154231.

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

It is not a de Polignac number, because 13245153 - 21 = 13245151 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13245151) by changing a digit.

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, 71118 + ... + 71303.

It is an arithmetic number, because the mean of its divisors is an integer number (2278752).

Almost surely, 213245153 is an apocalyptic number.

It is an amenable number.

13245153 is a deficient number, since it is larger than the sum of its proper divisors (4984863).

13245153 is a wasteful number, since it uses less digits than its factorization.

13245153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142455.

The product of its digits is 1800, while the sum is 24.

The square root of 13245153 is about 3639.3890970876. The cubic root of 13245153 is about 236.6023169182.

Adding to 13245153 its reverse (35154231), we get a palindrome (48399384).

The spelling of 13245153 in words is "thirteen million, two hundred forty-five thousand, one hundred fifty-three".

Divisors: 1 3 31 93 142421 427263 4415051 13245153