129018238720
129,018,238,720 is an even composite number composed of six prime numbers multiplied together.
129018238720 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of four hundred thirty-two divisors.
Prime factorization of 129018238720:
28 × 5 × 72 × 17 × 23 × 5261
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 7 × 7 × 17 × 23 × 5261)See below for interesting mathematical facts about the number 129018238720 from the Numbermatics database.
Names of 129018238720
- Cardinal: 129018238720 can be written as One hundred twenty-nine billion, eighteen million, two hundred thirty-eight thousand, seven hundred twenty.
Scientific notation
- Scientific notation: 1.2901823872 × 1011
Factors of 129018238720
Divisors of 129018238720
- Number of divisors d(n): 432
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Complete list of divisors:
1 2 4 5 7 8 10 14 16 17 20 23 28 32 34 35 40 46 49 56 64 68 70 80 85 92 98 112 115 119 128 136 140 160 161 170 184 196 224 230 238 245 256 272 280 320 322 340 368 391 392 448 460 476 490 544 560 595 640 644 680 736 782 784 805 833 896 920 952 980 1088 1120 1127 1190 1280 1288 1360 1472 1564 1568 1610 1666 1792 1840 1904 1955 1960 2176 2240 2254 2380 2576 2720 2737 2944 3128 3136 3220 3332 3680 3808 3910 3920 4165 4352 4480 4508 4760 5152 5261 5440 5474 5635 5888 6256 6272 6440 6664 7360 7616 7820 7840 8330 8960 9016 9520 10304 10522 10880 10948 11270 12512 12544 12880 13328 13685 14720 15232 15640 15680 16660 18032 19040 19159 20608 21044 21760 21896 22540 25024 25760 26305 26656 27370 29440 30464 31280 31360 33320 36064 36827 38080 38318 41216 42088 43792 45080 50048 51520 52610 53312 54740 62560 62720 66640 72128 73654 76160 76636 84176 87584 89437 90160 95795 100096 103040 105220 106624 109480 121003 125120 133280 144256 147308 152320 153272 168352 175168 178874 180320 184135 191590 206080 210440 213248 218960 242006 250240 257789 266560 288512 294616 306544 336704 350336 357748 360640 368270 383180 420880 437920 447185 484012 500480 515578 533120 589232 605015 613088 626059 673408 700672 715496 721280 736540 766360 841760 847021 875840 894370 968024 1031156 1066240 1178464 1210030 1226176 1252118 1288945 1346816 1430992 1442560 1473080 1532720 1683520 1694042 1751680 1788740 1936048 2057051 2062312 2356928 2420060 2452352 2504236 2577890 2861984 2946160 3065440 3130295 3367040 3388084 3503360 3577480 3872096 4114102 4124624 4235105 4382413 4713856 4840120 4904704 5008472 5155780 5723968 5892320 5929147 6130880 6260590 6734080 6776168 7154960 7744192 8228204 8249248 8470210 8764826 9427712 9680240 10016944 10285255 10311560 11447936 11784640 11858294 12261760 12521180 13552336 14309920 14399357 15488384 16456408 16498496 16940420 17529652 19360480 20033888 20570510 20623120 21912065 22895872 23569280 23716588 24523520 25042360 27104672 28619840 28798714 29645735 30976768 32912816 32996992 33880840 35059304 38720960 40067776 41141020 41246240 43824130 47138560 47433176 50084720 54209344 57239680 57597428 59291470 65825632 65993984 67761680 70118608 71996785 77441920 80135552 82282040 82492480 87648260 94866352 100169440 100795499 108418688 114479360 115194856 118582940 131651264 135523360 140237216 143993570 154883840 160271104 164564080 164984960 175296520 189732704 200338880 201590998 216837376 230389712 237165880 263302528 271046720 280474432 287987140 329128160 329969920 350593040 379465408 400677760 403181996 460779424 474331760 503977495 526605056 542093440 560948864 575974280 658256320 701186080 758930816 801355520 806363992 921558848 948663520 1007954990 1084186880 1121897728 1151948560 1316512640 1402372160 1517861632 1612727984 1843117696 1897327040 2015909980 2303897120 2633025280 2804744320 3225455968 3686235392 3794654080 4031819960 4607794240 5609488640 6450911936 7589308160 8063639920 9215588480 12901823872 16127279840 18431176960 25803647744 32254559680 64509119360 129018238720
- Sum of all divisors σ(n): 397266182208
- Sum of proper divisors (its aliquot sum) s(n): 268247943488
- 129018238720 is an abundant number, because the sum of its proper divisors (268247943488) is greater than itself. Its abundance is 139229704768
Bases of 129018238720
- Binary: 11110000010100001011000010111000000002
- Hexadecimal: 0x1E0A161700
- Base-36: 1N9Q4M4G
Squares and roots of 129018238720
- 129018238720 squared (1290182387202) is 16645705922410907238400
- 129018238720 cubed (1290182387203) is 2147599660360528228015667150848000
-
The
square root of 129018238720 is 359191.0894217729 -
The
cube root of 129018238720 is 5053.0124655385
Scales and comparisons
How big is 129018238720?- 129,018,238,720 seconds is equal to 4,102 years, 19 weeks, 5 days, 15 hours, 38 minutes, 40 seconds.
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To count from 1 to 129,018,238,720 would take you about eight thousand, two hundred 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 129018238720 cubic inches would be around 421.1 feet tall.
Recreational maths with 129018238720
- 129018238720 backwards is 027832810921
- The number of decimal digits it has is: 12
- The sum of 129018238720's digits is 43
- More coming soon!
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