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14047488 = 283271367
BaseRepresentation
bin110101100101…
…100100000000
3222102200112100
4311211210000
512044004423
61221030400
7230254530
oct65454400
928380470
1014047488
117a250a4
124855400
132baac30
141c194c0
151377343
hexd65900

14047488 has 216 divisors, whose sum is σ = 50593088. Its totient is φ = 3649536.

The previous prime is 14047483. The next prime is 14047489. The reversal of 14047488 is 88474041.

It is a happy number.

It is a super-2 number, since 2×140474882 = 394663838220288, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (14047483) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 209631 + ... + 209697.

Almost surely, 214047488 is an apocalyptic number.

14047488 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14047488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25296544).

14047488 is an abundant number, since it is smaller than the sum of its proper divisors (36545600).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14047488 is a wasteful number, since it uses less digits than its factorization.

14047488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109 (or 92 counting only the distinct ones).

The product of its (nonzero) digits is 28672, while the sum is 36.

The square root of 14047488 is about 3747.9978655277. The cubic root of 14047488 is about 241.2864256345.

It can be divided in two parts, 14047 and 488, that added together give a triangular number (14535 = T170).

The spelling of 14047488 in words is "fourteen million, forty-seven thousand, four hundred eighty-eight".