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8483040 = 2532543137
BaseRepresentation
bin100000010111…
…000011100000
3120221222112200
4200113003200
54132424130
6501453200
7132050616
oct40270340
916858480
108483040
114874485
122a11200
1319b0267
1411ab6b6
15b28760
hex8170e0

8483040 has 144 divisors (see below), whose sum is σ = 29837808. Its totient is φ = 2193408.

The previous prime is 8483011. The next prime is 8483081. The reversal of 8483040 is 403848.

It is a tau number, because it is divible by the number of its divisors (144).

It is a junction number, because it is equal to n+sod(n) for n = 8482995 and 8483013.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 61852 + ... + 61988.

It is an arithmetic number, because the mean of its divisors is an integer number (207207).

Almost surely, 28483040 is an apocalyptic number.

8483040 is a gapful number since it is divisible by the number (80) 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 8483040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14918904).

8483040 is an abundant number, since it is smaller than the sum of its proper divisors (21354768).

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

8483040 is a wasteful number, since it uses less digits than its factorization.

8483040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201 (or 190 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

The square root of 8483040 is about 2912.5658790833. The cubic root of 8483040 is about 203.9469296783.

Adding to 8483040 its reverse (403848), we get a palindrome (8886888).

The spelling of 8483040 in words is "eight million, four hundred eighty-three thousand, forty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 40 43 45 48 60 72 80 86 90 96 120 129 137 144 160 172 180 215 240 258 274 288 344 360 387 411 430 480 516 548 645 685 688 720 774 822 860 1032 1096 1233 1290 1370 1376 1440 1548 1644 1720 1935 2055 2064 2192 2466 2580 2740 3096 3288 3440 3870 4110 4128 4384 4932 5160 5480 5891 6165 6192 6576 6880 7740 8220 9864 10320 10960 11782 12330 12384 13152 15480 16440 17673 19728 20640 21920 23564 24660 29455 30960 32880 35346 39456 47128 49320 53019 58910 61920 65760 70692 88365 94256 98640 106038 117820 141384 176730 188512 197280 212076 235640 265095 282768 353460 424152 471280 530190 565536 706920 848304 942560 1060380 1413840 1696608 2120760 2827680 4241520 8483040