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4312928 = 25532543
BaseRepresentation
bin10000011100111101100000
322010010020002
4100130331200
52101003203
6232235132
751442064
oct20347540
98103202
104312928
112486404
12153baa8
13b80139
14803aa4
155a2d88
hex41cf60

4312928 has 24 divisors (see below), whose sum is σ = 8654688. Its totient is φ = 2114944.

The previous prime is 4312907. The next prime is 4312939. The reversal of 4312928 is 8292134.

It is a self number, because there is not a number n which added to its sum of digits gives 4312928.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 425 + ... + 2967.

It is an arithmetic number, because the mean of its divisors is an integer number (360612).

Almost surely, 24312928 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 4312928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4327344).

4312928 is an abundant number, since it is smaller than the sum of its proper divisors (4341760).

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

4312928 is a wasteful number, since it uses less digits than its factorization.

4312928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2606 (or 2598 counting only the distinct ones).

The product of its digits is 3456, while the sum is 29.

The square root of 4312928 is about 2076.7590134630. The cubic root of 4312928 is about 162.7761364125.

The spelling of 4312928 in words is "four million, three hundred twelve thousand, nine hundred twenty-eight".

Divisors: 1 2 4 8 16 32 53 106 212 424 848 1696 2543 5086 10172 20344 40688 81376 134779 269558 539116 1078232 2156464 4312928