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382800768 = 2737532687
BaseRepresentation
bin10110110100010…
…001001110000000
3222200022021221020
4112310101032000
51240444111033
6101552425440
712325516140
oct2664211600
9880267836
10382800768
11187098979
12a8248280
13613cbc3c
1438ba8920
15239176b3
hex16d11380

382800768 has 128 divisors (see below), whose sum is σ = 1184440320. Its totient is φ = 107268096.

The previous prime is 382800763. The next prime is 382800793. The reversal of 382800768 is 867008283.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (382800763) 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 15 ways as a sum of consecutive naturals, for example, 141121 + ... + 143807.

It is an arithmetic number, because the mean of its divisors is an integer number (9253440).

Almost surely, 2382800768 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 382800768, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (592220160).

382800768 is an abundant number, since it is smaller than the sum of its proper divisors (801639552).

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

382800768 is a wasteful number, since it uses less digits than its factorization.

382800768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2764 (or 2752 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 42.

The square root of 382800768 is about 19565.2949888316. The cubic root of 382800768 is about 726.0907990769.

The spelling of 382800768 in words is "three hundred eighty-two million, eight hundred thousand, seven hundred sixty-eight".

Divisors: 1 2 3 4 6 7 8 12 14 16 21 24 28 32 42 48 53 56 64 84 96 106 112 128 159 168 192 212 224 318 336 371 384 424 448 636 672 742 848 896 1113 1272 1344 1484 1696 2226 2544 2687 2688 2968 3392 4452 5088 5374 5936 6784 8061 8904 10176 10748 11872 16122 17808 18809 20352 21496 23744 32244 35616 37618 42992 47488 56427 64488 71232 75236 85984 112854 128976 142411 142464 150472 171968 225708 257952 284822 300944 343936 427233 451416 515904 569644 601888 854466 902832 996877 1031808 1139288 1203776 1708932 1805664 1993754 2278576 2407552 2990631 3417864 3611328 3987508 4557152 5981262 6835728 7222656 7975016 9114304 11962524 13671456 15950032 18228608 23925048 27342912 31900064 47850096 54685824 63800128 95700192 127600256 191400384 382800768