18478975008
18,478,975,008 is an even composite number composed of seven prime numbers multiplied together.
18478975008 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 18478975008:
25 × 3 × 13 × 19 × 23 × 31 × 1093
(2 × 2 × 2 × 2 × 2 × 3 × 13 × 19 × 23 × 31 × 1093)See below for interesting mathematical facts about the number 18478975008 from the Numbermatics database.
Names of 18478975008
- Cardinal: 18478975008 can be written as Eighteen billion, four hundred seventy-eight million, nine hundred seventy-five thousand and eight.
Scientific notation
- Scientific notation: 1.8478975008 × 1010
Factors of 18478975008
Divisors of 18478975008
- Number of divisors d(n): 384
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Complete list of divisors:
1 2 3 4 6 8 12 13 16 19 23 24 26 31 32 38 39 46 48 52 57 62 69 76 78 92 93 96 104 114 124 138 152 156 184 186 208 228 247 248 276 299 304 312 368 372 403 416 437 456 494 496 552 589 598 608 624 713 736 741 744 806 874 897 912 988 992 1093 1104 1178 1196 1209 1248 1311 1426 1482 1488 1612 1748 1767 1794 1824 1976 2139 2186 2208 2356 2392 2418 2622 2852 2964 2976 3224 3279 3496 3534 3588 3952 4278 4372 4712 4784 4836 5244 5681 5704 5928 6448 6558 6992 7068 7176 7657 7904 8556 8744 9269 9424 9568 9672 10488 11362 11408 11856 12896 13116 13547 13984 14136 14209 14352 15314 17043 17112 17488 18538 18848 19344 20767 20976 22724 22816 22971 23712 25139 26232 27094 27807 28272 28418 28704 30628 33883 34086 34224 34976 37076 38688 40641 41534 41952 42627 45448 45942 50278 52464 54188 55614 56544 56836 61256 62301 67766 68172 68448 74152 75417 81282 83068 85254 90896 91884 100556 101649 104928 108376 111228 113672 122512 124602 135532 136344 148304 150834 162564 166136 170508 176111 181792 183768 201112 203298 216752 222456 227344 245024 249204 269971 271064 272688 296608 301668 325128 326807 332272 341016 352222 367536 402224 406596 433504 440479 444912 454688 477641 498408 528333 539942 542128 545376 603336 643777 650256 653614 664544 682032 704444 735072 779309 804448 809913 813192 880958 889824 955282 980421 996816 1056666 1079884 1084256 1206672 1287554 1300512 1307228 1321437 1364064 1408888 1432923 1558618 1619826 1626384 1761916 1910564 1931331 1960842 1993632 2113332 2159768 2337927 2413344 2575108 2614456 2642874 2817776 2865846 3117236 3239652 3252768 3523832 3821128 3862662 3921684 4226664 4319536 4675854 5150216 5228912 5285748 5635552 5731692 6209333 6234472 6479304 7047664 7642256 7725324 7843368 8369101 8453328 8639072 9351708 10131017 10300432 10457824 10571496 11463384 12418666 12468944 12958608 14095328 14806871 15284512 15450648 15686736 16738202 16906656 18627999 18703416 20262034 20600864 21142992 22926768 24837332 24937888 25107303 25917216 29613742 30393051 30901296 31373472 33476404 37255998 37406832 40524068 42285984 44420613 45853536 49674664 50214606 59227484 60786102 61802592 66952808 74511996 74813664 81048136 88841226 99349328 100429212 118454968 121572204 133905616 149023992 162096272 177682452 192489323 198698656 200858424 236909936 243144408 267811232 298047984 324192544 355364904 384978646 401716848 473819872 486288816 577467969 596095968 710729808 769957292 803433696 972577632 1154935938 1421459616 1539914584 2309871876 3079829168 4619743752 6159658336 9239487504 18478975008
- Sum of all divisors σ(n): 59283947520
- Sum of proper divisors (its aliquot sum) s(n): 40804972512
- 18478975008 is an abundant number, because the sum of its proper divisors (40804972512) is greater than itself. Its abundance is 22325997504
Bases of 18478975008
- Binary: 100010011010110111011001000001000002
- Hexadecimal: 0x44D6EC820
- Base-36: 8HLWKDC
Squares and roots of 18478975008
- 18478975008 squared (184789750082) is 341472517346288600064
- 18478975008 cubed (184789750083) is 6310062113960913522137963200512
-
The
square root of 18478975008 is 135937.3937075447 -
The
cube root of 18478975008 is 2643.7839356597
Scales and comparisons
How big is 18478975008?- 18,478,975,008 seconds is equal to 587 years, 29 weeks, 6 days, 36 minutes, 48 seconds.
-
To count from 1 to 18,478,975,008 would take you about one thousand, one hundred seventy-five years!
This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)
- A cube with a volume of 18478975008 cubic inches would be around 220.3 feet tall.
Recreational maths with 18478975008
- 18478975008 backwards is 80057987481
- 18478975008 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 18478975008's digits is 57
- More coming soon!
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