10128708720
10,128,708,720 is an even composite number composed of six prime numbers multiplied together.
10128708720 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred twenty divisors.
Prime factorization of 10128708720:
24 × 33 × 5 × 13 × 23 × 15683
(2 × 2 × 2 × 2 × 3 × 3 × 3 × 5 × 13 × 23 × 15683)See below for interesting mathematical facts about the number 10128708720 from the Numbermatics database.
Names of 10128708720
- Cardinal: 10128708720 can be written as Ten billion, one hundred twenty-eight million, seven hundred eight thousand, seven hundred twenty.
Scientific notation
- Scientific notation: 1.012870872 × 1010
Factors of 10128708720
Divisors of 10128708720
- Number of divisors d(n): 320
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Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 23 24 26 27 30 36 39 40 45 46 48 52 54 60 65 69 72 78 80 90 92 104 108 115 117 120 130 135 138 144 156 180 184 195 207 208 216 230 234 240 260 270 276 299 312 345 351 360 368 390 414 432 460 468 520 540 552 585 598 621 624 690 702 720 780 828 897 920 936 1035 1040 1080 1104 1170 1196 1242 1380 1404 1495 1560 1656 1755 1794 1840 1872 2070 2160 2340 2392 2484 2691 2760 2808 2990 3105 3120 3312 3510 3588 4140 4485 4680 4784 4968 5382 5520 5616 5980 6210 7020 7176 8073 8280 8970 9360 9936 10764 11960 12420 13455 14040 14352 15683 16146 16560 17940 21528 23920 24840 26910 28080 31366 32292 35880 40365 43056 47049 49680 53820 62732 64584 71760 78415 80730 94098 107640 125464 129168 141147 156830 161460 188196 203879 215280 235245 250928 282294 313660 322920 360709 376392 407758 423441 470490 564588 611637 627320 645840 705735 721418 752784 815516 846882 940980 1019395 1082127 1129176 1223274 1254640 1411470 1442836 1631032 1693764 1803545 1834911 1881960 2038790 2117205 2164254 2258352 2446548 2822940 2885672 3058185 3246381 3262064 3387528 3607090 3669822 3763920 4077580 4234410 4328508 4689217 4893096 5410635 5504733 5645880 5771344 6116370 6492762 6775056 7214180 7339644 8155160 8468820 8657016 9174555 9378434 9739143 9786192 10821270 11009466 11291760 12232740 12985524 14067651 14428360 14679288 16231905 16310320 16937640 17314032 18349110 18756868 19478286 21642540 22018932 23446085 24465480 25971048 27523665 28135302 28856720 29358576 32463810 33875280 36698220 37513736 38956572 42202953 43285080 44037864 46892170 48695715 48930960 51942096 55047330 56270604 64927620 70338255 73396440 75027472 77913144 84405906 86570160 88075728 93784340 97391430 110094660 112541208 126608859 129855240 140676510 146792880 155826288 168811812 187568680 194782860 211014765 220189320 225082416 253217718 259710480 281353020 337623624 375137360 389565720 422029530 440378640 506435436 562706040 633044295 675247248 779131440 844059060 1012870872 1125412080 1266088590 1688118120 2025741744 2532177180 3376236240 5064354360 10128708720
- Sum of all divisors σ(n): 39207490560
- Sum of proper divisors (its aliquot sum) s(n): 29078781840
- 10128708720 is an abundant number, because the sum of its proper divisors (29078781840) is greater than itself. Its abundance is 18950073120
Bases of 10128708720
- Binary: 10010110111011011111010100011100002
- Hexadecimal: 0x25BB7D470
- Base-36: 4NIDDO0
Squares and roots of 10128708720
- 10128708720 squared (101287087202) is 102590740334604038400
- 10128708720 cubed (101287087203) is 1039111726218359641489294848000
-
The
square root of 10128708720 is 100641.4860780583 -
The
cube root of 10128708720 is 2163.6384664175
Scales and comparisons
How big is 10128708720?- 10,128,708,720 seconds is equal to 322 years, 3 weeks, 1 day, 10 hours, 12 minutes.
-
To count from 1 to 10,128,708,720 would take you about six hundred forty-four 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 10128708720 cubic inches would be around 180.3 feet tall.
Recreational maths with 10128708720
- 10128708720 backwards is 02780782101
- 10128708720 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 10128708720's digits is 36
- More coming soon!
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