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4005200 = 2452171931
BaseRepresentation
bin1111010001110101010000
321112111002202
433101311100
52011131300
6221502332
746020653
oct17216520
97474082
104005200
112296191
1214119a8
13aa3054
1476389a
15541ad5
hex3d1d50

4005200 has 120 divisors (see below), whose sum is σ = 11070720. Its totient is φ = 1382400.

The previous prime is 4005173. The next prime is 4005203. The reversal of 4005200 is 25004.

4005200 = T375 + T376 + ... + T424.

4005200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4005203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 129185 + ... + 129215.

It is an arithmetic number, because the mean of its divisors is an integer number (92256).

Almost surely, 24005200 is an apocalyptic number.

4005200 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 4005200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5535360).

4005200 is an abundant number, since it is smaller than the sum of its proper divisors (7065520).

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

4005200 is a wasteful number, since it uses less digits than its factorization.

4005200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85 (or 74 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 11.

The square root of 4005200 is about 2001.2995777744. The cubic root of 4005200 is about 158.8088627894.

The spelling of 4005200 in words is "four million, five thousand, two hundred".

Divisors: 1 2 4 5 8 10 16 17 19 20 25 31 34 38 40 50 62 68 76 80 85 95 100 124 136 152 155 170 190 200 248 272 304 310 323 340 380 400 425 475 496 527 589 620 646 680 760 775 850 950 1054 1178 1240 1292 1360 1520 1550 1615 1700 1900 2108 2356 2480 2584 2635 2945 3100 3230 3400 3800 4216 4712 5168 5270 5890 6200 6460 6800 7600 8075 8432 9424 10013 10540 11780 12400 12920 13175 14725 16150 20026 21080 23560 25840 26350 29450 32300 40052 42160 47120 50065 52700 58900 64600 80104 100130 105400 117800 129200 160208 200260 210800 235600 250325 400520 500650 801040 1001300 2002600 4005200