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14155253 = 72398461
BaseRepresentation
bin110101111111…
…110111110101
3222122011100122
4311333313311
512110432003
61223221325
7231213650
oct65776765
928564318
1014155253
117a99062
1248a7845
132c17cb8
141c46897
151399238
hexd7fdf5

14155253 has 8 divisors (see below), whose sum is σ = 16247040. Its totient is φ = 12080880.

The previous prime is 14155249. The next prime is 14155279. The reversal of 14155253 is 35255141.

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

It is not a de Polignac number, because 14155253 - 22 = 14155249 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14155243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2558 + ... + 5903.

It is an arithmetic number, because the mean of its divisors is an integer number (2030880).

Almost surely, 214155253 is an apocalyptic number.

It is an amenable number.

14155253 is a deficient number, since it is larger than the sum of its proper divisors (2091787).

14155253 is an equidigital number, since it uses as much as digits as its factorization.

14155253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8707.

The product of its digits is 3000, while the sum is 26.

The square root of 14155253 is about 3762.3467410647. The cubic root of 14155253 is about 241.9018624004.

The spelling of 14155253 in words is "fourteen million, one hundred fifty-five thousand, two hundred fifty-three".

Divisors: 1 7 239 1673 8461 59227 2022179 14155253