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4808720 = 245731277
BaseRepresentation
bin10010010110000000010000
3100001022022202
4102112000100
52212334340
6251022332
755605410
oct22260020
910038282
104808720
112794954
12173a9a8
13cc49c7
148d2640
1564ec15
hex496010

4808720 has 80 divisors (see below), whose sum is σ = 13237248. Its totient is φ = 1589760.

The previous prime is 4808719. The next prime is 4808737. The reversal of 4808720 is 278084.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-3 number, since 3×48087203 (a number of 21 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17222 + ... + 17498.

Almost surely, 24808720 is an apocalyptic number.

4808720 is a gapful number since it is divisible by the number (40) 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 4808720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6618624).

4808720 is an abundant number, since it is smaller than the sum of its proper divisors (8428528).

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

4808720 is a wasteful number, since it uses less digits than its factorization.

4808720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328 (or 322 counting only the distinct ones).

The product of its (nonzero) digits is 3584, while the sum is 29.

The square root of 4808720 is about 2192.8793856480. The cubic root of 4808720 is about 168.7886203330.

The spelling of 4808720 in words is "four million, eight hundred eight thousand, seven hundred twenty".

Divisors: 1 2 4 5 7 8 10 14 16 20 28 31 35 40 56 62 70 80 112 124 140 155 217 248 277 280 310 434 496 554 560 620 868 1085 1108 1240 1385 1736 1939 2170 2216 2480 2770 3472 3878 4340 4432 5540 7756 8587 8680 9695 11080 15512 17174 17360 19390 22160 31024 34348 38780 42935 60109 68696 77560 85870 120218 137392 155120 171740 240436 300545 343480 480872 601090 686960 961744 1202180 2404360 4808720