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4378896 = 243247647
BaseRepresentation
bin10000101101000100010000
322020110201100
4100231010100
52110111041
6233504400
752135314
oct20550420
98213640
104378896
112520a25
121572100
13ba4182
1481db44
155b76b6
hex42d110

4378896 has 60 divisors (see below), whose sum is σ = 12534912. Its totient is φ = 1426368.

The previous prime is 4378837. The next prime is 4378897. The reversal of 4378896 is 6988734.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (4378897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6445 + ... + 7091.

Almost surely, 24378896 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 4378896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6267456).

4378896 is an abundant number, since it is smaller than the sum of its proper divisors (8156016).

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

4378896 is a wasteful number, since it uses less digits than its factorization.

4378896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 708 (or 699 counting only the distinct ones).

The product of its digits is 290304, while the sum is 45.

The square root of 4378896 is about 2092.5811812209. The cubic root of 4378896 is about 163.6018499601.

The spelling of 4378896 in words is "four million, three hundred seventy-eight thousand, eight hundred ninety-six".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 36 47 48 72 94 141 144 188 282 376 423 564 647 752 846 1128 1294 1692 1941 2256 2588 3384 3882 5176 5823 6768 7764 10352 11646 15528 23292 30409 31056 46584 60818 91227 93168 121636 182454 243272 273681 364908 486544 547362 729816 1094724 1459632 2189448 4378896