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380201472 = 293373929
BaseRepresentation
bin10110101010010…
…110101000000000
3222111102020101000
4112222112220000
51234312421342
6101421012000
712264442050
oct2652265000
9874366330
10380201472
11185682aa2
12a73b4000
13609cbab1
14386cd560
15235a244c
hex16a96a00

380201472 has 160 divisors (see below), whose sum is σ = 1286524800. Its totient is φ = 108601344.

The previous prime is 380201467. The next prime is 380201501. The reversal of 380201472 is 274102083.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a zygodrome in base 4.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 94804 + ... + 98732.

It is an arithmetic number, because the mean of its divisors is an integer number (8040780).

Almost surely, 2380201472 is an apocalyptic number.

380201472 is a gapful number since it is divisible by the number (32) 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 380201472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (643262400).

380201472 is an abundant number, since it is smaller than the sum of its proper divisors (906323328).

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

380201472 is an equidigital number, since it uses as much as digits as its factorization.

380201472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3963 (or 3941 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 380201472 is about 19498.7556526051. The cubic root of 380201472 is about 724.4436299047.

The spelling of 380201472 in words is "three hundred eighty million, two hundred one thousand, four hundred seventy-two".

Divisors: 1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 32 36 42 48 54 56 63 64 72 84 96 108 112 126 128 144 168 189 192 216 224 252 256 288 336 378 384 432 448 504 512 576 672 756 768 864 896 1008 1152 1344 1512 1536 1728 1792 2016 2304 2688 3024 3456 3584 3929 4032 4608 5376 6048 6912 7858 8064 10752 11787 12096 13824 15716 16128 23574 24192 27503 31432 32256 35361 47148 48384 55006 62864 70722 82509 94296 96768 106083 110012 125728 141444 165018 188592 212166 220024 247527 251456 282888 330036 377184 424332 440048 495054 502912 565776 660072 742581 754368 848664 880096 990108 1005824 1131552 1320144 1485162 1508736 1697328 1760192 1980216 2011648 2263104 2640288 2970324 3017472 3394656 3520384 3960432 4526208 5280576 5940648 6034944 6789312 7040768 7920864 9052416 10561152 11881296 13578624 14081536 15841728 18104832 21122304 23762592 27157248 31683456 42244608 47525184 54314496 63366912 95050368 126733824 190100736 380201472