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3885000 = 23354737
BaseRepresentation
bin1110110100011111001000
321022101012220
432310133020
51443310000
6215134040
745010350
oct16643710
97271186
103885000
112213949
121374320
13a60422
14731b60
1551b1a0
hex3b47c8

3885000 has 160 divisors (see below), whose sum is σ = 14245440. Its totient is φ = 864000.

The previous prime is 3884989. The next prime is 3885001. The reversal of 3885000 is 5883.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (3885001) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 104982 + ... + 105018.

It is an arithmetic number, because the mean of its divisors is an integer number (89034).

Almost surely, 23885000 is an apocalyptic number.

3885000 is a gapful number since it is divisible by the number (30) 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 3885000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7122720).

3885000 is an abundant number, since it is smaller than the sum of its proper divisors (10360440).

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

3885000 is a wasteful number, since it uses less digits than its factorization.

3885000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73 (or 54 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 3885000 is about 1971.0403344427. The cubic root of 3885000 is about 157.2040297059.

The spelling of 3885000 in words is "three million, eight hundred eighty-five thousand".

Divisors: 1 2 3 4 5 6 7 8 10 12 14 15 20 21 24 25 28 30 35 37 40 42 50 56 60 70 74 75 84 100 105 111 120 125 140 148 150 168 175 185 200 210 222 250 259 280 296 300 350 370 375 420 444 500 518 525 555 600 625 700 740 750 777 840 875 888 925 1000 1036 1050 1110 1250 1295 1400 1480 1500 1554 1750 1850 1875 2072 2100 2220 2500 2590 2625 2775 3000 3108 3500 3700 3750 3885 4200 4375 4440 4625 5000 5180 5250 5550 6216 6475 7000 7400 7500 7770 8750 9250 10360 10500 11100 12950 13125 13875 15000 15540 17500 18500 19425 21000 22200 23125 25900 26250 27750 31080 32375 35000 37000 38850 46250 51800 52500 55500 64750 69375 77700 92500 97125 105000 111000 129500 138750 155400 161875 185000 194250 259000 277500 323750 388500 485625 555000 647500 777000 971250 1295000 1942500 3885000