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4427148 = 2231123049
BaseRepresentation
bin10000111000110110001100
322022220220110
4100320312030
52113132043
6234520020
752426065
oct20706614
98286813
104427148
112554200
121596010
13bc011b
1483356c
155c6b33
hex438d8c

4427148 has 36 divisors (see below), whose sum is σ = 11358200. Its totient is φ = 1341120.

The previous prime is 4427147. The next prime is 4427149. The reversal of 4427148 is 8417244.

It is an interprime number because it is at equal distance from previous prime (4427147) and next prime (4427149).

It is not an unprimeable number, because it can be changed into a prime (4427147) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 73 + ... + 2976.

Almost surely, 24427148 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4427148, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5679100).

4427148 is an abundant number, since it is smaller than the sum of its proper divisors (6931052).

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

4427148 is a wasteful number, since it uses less digits than its factorization.

4427148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3078 (or 3065 counting only the distinct ones).

The product of its digits is 7168, while the sum is 30.

The square root of 4427148 is about 2104.0788958592. The cubic root of 4427148 is about 164.2005775098.

The spelling of 4427148 in words is "four million, four hundred twenty-seven thousand, one hundred forty-eight".

Divisors: 1 2 3 4 6 11 12 22 33 44 66 121 132 242 363 484 726 1452 3049 6098 9147 12196 18294 33539 36588 67078 100617 134156 201234 368929 402468 737858 1106787 1475716 2213574 4427148