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14888131 = 73203947
BaseRepresentation
bin111000110010…
…110011000011
31001000101200021
4320302303003
512302410011
61251034311
7240355426
oct70626303
931011607
1014888131
118449745
124b9b997
13311375b
141d979bd
151491471
hexe32cc3

14888131 has 4 divisors (see below), whose sum is σ = 15092152. Its totient is φ = 14684112.

The previous prime is 14888129. The next prime is 14888161. The reversal of 14888131 is 13188841.

14888131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13188841 = 103128047.

It is a cyclic number.

It is not a de Polignac number, because 14888131 - 21 = 14888129 is a prime.

It is a super-2 number, since 2×148881312 = 443312889346322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14888101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101901 + ... + 102046.

It is an arithmetic number, because the mean of its divisors is an integer number (3773038).

Almost surely, 214888131 is an apocalyptic number.

14888131 is a deficient number, since it is larger than the sum of its proper divisors (204021).

14888131 is an equidigital number, since it uses as much as digits as its factorization.

14888131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204020.

The product of its digits is 6144, while the sum is 34.

The square root of 14888131 is about 3858.5140922381. The cubic root of 14888131 is about 246.0065821052.

The spelling of 14888131 in words is "fourteen million, eight hundred eighty-eight thousand, one hundred thirty-one".

Divisors: 1 73 203947 14888131