138997381600

Names of 138997381600

• Cardinal: 138997381600 can be written as One hundred thirty-eight billion, nine hundred ninety-seven million, three hundred eighty-one thousand, six hundred.

Scientific notation

• Scientific notation: 1.389973816 × 10¹¹

Factors of 138997381600

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 678

Divisors of 138997381600

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 4 5 7 8 10 11 14 16 20 22 25 28 32 35 40 44 50 55 56 61 70 71 77 80 88 100 110 112 122 140 142 154 160 175 176 200 220 224 244 275 280 284 305 308 350 352 355 385 400 427 440 488 497 521 550 560 568 610 616 671 700 710 770 781 800 854 880 976 994 1042 1100 1120 1136 1220 1232 1342 1400 1420 1525 1540 1562 1708 1760 1775 1925 1952 1988 2084 2135 2200 2272 2440 2464 2485 2605 2684 2800 2840 3050 3080 3124 3355 3416 3550 3647 3850 3905 3976 4168 4270 4331 4400 4697 4880 4970 5210 5368 5467 5600 5680 5731 6100 6160 6248 6710 6832 7100 7294 7700 7810 7952 8336 8540 8662 8800 9394 9760 9940 10420 10675 10736 10934 11360 11462 12200 12320 12425 12496 13025 13420 13664 14200 14588 15400 15620 15904 16672 16775 17080 17324 18235 18788 19525 19880 20840 21350 21472 21655 21868 22924 23485 24400 24850 24992 26050 26840 27335 28400 28655 29176 30317 30800 31240 31781 33550 34160 34648 36470 36991 37576 39050 39760 40117 41680 42700 43310 43736 45848 46970 47641 48800 49700 52100 53680 54670 56800 57310 58352 60634 61600 62480 63562 67100 68320 69296 72940 73982 75152 78100 79520 80234 83360 85400 86620 87472 91175 91696 93940 95282 99400 104200 107360 108275 109340 114620 116704 117425 121268 124960 127124 134200 136675 138592 143275 145880 147964 150304 151585 156200 158905 160468 170800 173240 174944 182350 183392 184955 187880 190564 198800 200585 208400 216550 218680 222467 229240 234850 238205 242536 254248 258937 268400 273350 286550 291760 295928 303170 312400 317810 320936 333487 341600 346480 349591 364700 369910 375760 381128 397600 401170 406901 416800 433100 437360 444934 458480 469700 476410 485072 508496 517874 536800 546700 573100 583520 591856 606340 624800 635620 641872 666974 692960 699182 729400 739820 751520 757925 762256 794525 802340 813802 866200 874720 889868 916960 924775 939400 952820 970144 1002925 1016992 1035748 1093400 1112335 1146200 1183712 1191025 1212680 1271240 1283744 1294685 1333948 1398364 1458800 1479640 1515850 1524512 1589050 1604680 1627604 1667435 1732400 1747955 1779736 1849550 1878800 1905640 2005850 2034505 2071496 2186800 2224670 2256451 2292400 2382050 2425360 2447137 2542480 2589370 2667896 2796728 2848307 2917600 2959280 3031700 3178100 3209360 3255208 3334870 3464800 3495910 3559472 3699100 3757600 3811280 4011700 4069010 4142992 4373600 4449340 4512902 4584800 4764100 4850720 4894274 5084960 5178740 5335792 5561675 5593456 5696614 5918560 6063400 6356200 6418720 6473425 6510416 6669740 6991820 7118944 7398200 7622560 8023400 8138020 8285984 8337175 8739775 8898680 9025804 9528200 9788548 10172525 10357480 10671584 11123350 11186912 11282255 11393228 12126800 12235685 12712400 12946850 13020832 13339480 13983640 14241535 14796400 15795157 16046800 16276040 16674350 17479550 17797360 18051608 19056400 19577096 20345050 20714960 22246700 22564510 22786456 24253600 24471370 24820961 25424800 25893700 26678960 27967280 28483070 29592800 31590314 32093600 32552080 33348700 34959100 35594720 36103216 38112800 39154192 40690100 41429920 44493400 45129020 45572912 48942740 49641922 51787400 53357920 55934560 56411275 56966140 61178425 63180628 65104160 66697400 69918200 71207675 72206432 78308384 78975785 81380200 88986800 90258040 91145824 97885480 99283844 103574800 112822550 113932280 122356850 124104805 126361256 133394800 139836400 142415350 157951570 162760400 173746727 177973600 180516080 195770960 198567688 207149600 225645100 227864560 244713700 248209610 252722512 266789600 279672800 284830700 315903140 325520800 347493454 361032160 391541920 394878925 397135376 451290200 455729120 489427400 496419220 505445024 569661400 620524025 631806280 694986908 789757850 794270752 868733635 902580400 978854800 992838440 1139322800 1241048050 1263612560 1389973816 1579515700 1737467270 1805160800 1957709600 1985676880 2278645600 2482096100 2527225120 2779947632 3159031400 3474934540 3971353760 4343668175 4964192200 5559895264 6318062800 6949869080 8687336350 9928384400 12636125600 13899738160 17374672700 19856768800 27799476320 34749345400 69498690800 138997381600
• Sum of all divisors σ(n): 436886037504
• Sum of proper divisors (its aliquot sum) s(n): 297888655904
• 138997381600 is an abundant number, because the sum of its proper divisors (297888655904) is greater than itself. Its abundance is 158891274304

Bases of 138997381600

• Binary: 10000001011100111000111011100111100000₂
• Hexadecimal: 0x205CE3B9E0
• Base-36: 1RURGA1S

Squares and roots of 138997381600

• 138997381600 squared (138997381600²) is 19320272091656018560000
• 138997381600 cubed (138997381600³) is 2685467232539741787721002496000000
• The square root of 138997381600 is 372823.5260817107
• The cube root of 138997381600 is 5180.0689406109

Scales and comparisons

• 138,997,381,600 seconds is equal to 4,419 years, 35 weeks, 4 days, 23 hours, 46 minutes, 40 seconds.
• To count from 1 to 138,997,381,600 would take you about eight thousand, eight hundred thirty-nine 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 138997381600 cubic inches would be around 431.7 feet tall.

Recreational maths with 138997381600

• 138997381600 backwards is 006183799831
• 138997381600 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138997381600's digits is 55
• More coming soon!