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4066080 = 253543197
BaseRepresentation
bin1111100000101100100000
321122120121120
433200230200
52020103310
6223052240
746363314
oct17405440
97576546
104066080
1123279a7
121441080
13ac4985
1477bb44
15554b70
hex3e0b20

4066080 has 96 divisors (see below), whose sum is σ = 13172544. Its totient is φ = 1053696.

The previous prime is 4066067. The next prime is 4066121. The reversal of 4066080 is 806604.

It is a tau number, because it is divible by the number of its divisors (96).

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

It is a zygodrome in base 14.

It is a self number, because there is not a number n which added to its sum of digits gives 4066080.

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, 20542 + ... + 20738.

It is an arithmetic number, because the mean of its divisors is an integer number (137214).

Almost surely, 24066080 is an apocalyptic number.

4066080 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 4066080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6586272).

4066080 is an abundant number, since it is smaller than the sum of its proper divisors (9106464).

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

4066080 is a wasteful number, since it uses less digits than its factorization.

4066080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258 (or 250 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 4066080 is about 2016.4523302077. The cubic root of 4066080 is about 159.6094642034.

The spelling of 4066080 in words is "four million, sixty-six thousand, eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 43 48 60 80 86 96 120 129 160 172 197 215 240 258 344 394 430 480 516 591 645 688 788 860 985 1032 1182 1290 1376 1576 1720 1970 2064 2364 2580 2955 3152 3440 3940 4128 4728 5160 5910 6304 6880 7880 8471 9456 10320 11820 15760 16942 18912 20640 23640 25413 31520 33884 42355 47280 50826 67768 84710 94560 101652 127065 135536 169420 203304 254130 271072 338840 406608 508260 677680 813216 1016520 1355360 2033040 4066080