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8628768 = 25343329
BaseRepresentation
bin100000111010…
…101000100000
3121020101110000
4200322220200
54202110033
6504540000
7133225521
oct40725040
917211400
108628768
114963a15
122a81600
131a316a5
141208848
15b56a13
hex83aa20

8628768 has 60 divisors (see below), whose sum is σ = 25384590. Its totient is φ = 2875392.

The previous prime is 8628751. The next prime is 8628773. The reversal of 8628768 is 8678268.

It can be written as a sum of positive squares in only one way, i.e., 7683984 + 944784 = 2772^2 + 972^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 928 + ... + 4256.

Almost surely, 28628768 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 8628768, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12692295).

8628768 is an abundant number, since it is smaller than the sum of its proper divisors (16755822).

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

8628768 is a wasteful number, since it uses less digits than its factorization.

8628768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3351 (or 3334 counting only the distinct ones).

The product of its digits is 258048, while the sum is 45.

The square root of 8628768 is about 2937.4764679909. The cubic root of 8628768 is about 205.1081562927.

The spelling of 8628768 in words is "eight million, six hundred twenty-eight thousand, seven hundred sixty-eight".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 72 81 96 108 144 162 216 288 324 432 648 864 1296 2592 3329 6658 9987 13316 19974 26632 29961 39948 53264 59922 79896 89883 106528 119844 159792 179766 239688 269649 319584 359532 479376 539298 719064 958752 1078596 1438128 2157192 2876256 4314384 8628768