421542973440

Names of 421542973440

• Cardinal: 421542973440 can be written as Four hundred twenty-one billion, five hundred forty-two million, nine hundred seventy-three thousand, four hundred forty.

Scientific notation

• Scientific notation: 4.2154297344 × 10¹¹

Factors of 421542973440

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 20
• Sum of prime factors: 142

Divisors of 421542973440

• Number of divisors d(n): 780
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 59 60 64 72 73 80 81 90 96 108 118 120 128 135 144 146 160 162 177 180 192 216 219 236 240 256 270 288 292 295 320 324 354 360 365 384 405 432 438 472 480 512 531 540 576 584 590 640 648 657 708 720 730 768 810 864 876 885 944 960 1024 1062 1080 1095 1152 1168 1180 1280 1296 1314 1416 1440 1460 1536 1593 1620 1728 1752 1770 1888 1920 1971 2048 2124 2160 2190 2304 2336 2360 2560 2592 2628 2655 2832 2880 2920 3072 3186 3240 3285 3456 3481 3504 3540 3776 3840 3942 4096 4248 4307 4320 4380 4608 4672 4720 4779 5120 5184 5256 5310 5664 5760 5840 5913 6144 6372 6480 6570 6912 6962 7008 7080 7552 7680 7884 7965 8496 8614 8640 8760 9216 9344 9440 9558 9855 10240 10368 10443 10512 10620 11328 11520 11680 11826 12288 12744 12921 12960 13140 13824 13924 14016 14160 15104 15360 15768 15930 16992 17228 17280 17405 17520 18432 18688 18880 19116 19710 20480 20736 20886 21024 21240 21535 22656 23040 23360 23652 23895 25488 25842 25920 26280 27648 27848 28032 28320 29565 30208 30720 31329 31536 31860 33984 34456 34560 34810 35040 36864 37376 37760 38232 38763 39420 41472 41772 42048 42480 43070 45312 46080 46720 47304 47790 50976 51684 51840 52215 52560 55296 55696 56064 56640 59130 60416 61440 62658 63072 63720 64605 67968 68912 69120 69620 70080 74752 75520 76464 77526 78840 82944 83544 84096 84960 86140 90624 92160 93440 93987 94608 95580 101952 103368 103680 104430 105120 110592 111392 112128 113280 116289 118260 120832 125316 126144 127440 129210 135936 137824 138240 139240 140160 149504 151040 152928 155052 156645 157680 165888 167088 168192 169920 172280 181248 184320 186880 187974 189216 191160 193815 203904 206736 207360 208860 210240 222784 224256 226560 232578 236520 241664 250632 252288 254113 254880 258420 271872 275648 276480 278480 280320 281961 299008 302080 305856 310104 313290 315360 331776 334176 336384 339840 344560 348867 362496 373760 375948 378432 382320 387630 407808 413472 414720 417720 420480 445568 448512 453120 465156 469935 473040 501264 504576 508226 509760 516840 543744 551296 552960 556960 560640 563922 581445 604160 611712 620208 626580 630720 668352 672768 679680 689120 697734 724992 747520 751896 756864 762339 764640 775260 815616 826944 829440 835440 840960 891136 897024 906240 930312 939870 946080 1002528 1009152 1016452 1019520 1033680 1087488 1102592 1113920 1121280 1127844 1162890 1208320 1223424 1240416 1253160 1261440 1270565 1336704 1345536 1359360 1378240 1395468 1409805 1495040 1503792 1513728 1524678 1529280 1550520 1631232 1653888 1658880 1670880 1681920 1744335 1782272 1812480 1860624 1879740 1892160 2005056 2018304 2032904 2039040 2067360 2174976 2205184 2227840 2242560 2255688 2287017 2325780 2446848 2480832 2506320 2522880 2541130 2673408 2691072 2718720 2756480 2790936 2819610 3007584 3027456 3049356 3058560 3101040 3262464 3307776 3341760 3363840 3488670 3564544 3624960 3721248 3759480 3784320 3811695 4010112 4036608 4065808 4078080 4134720 4410368 4455680 4485120 4511376 4574034 4651560 4893696 4961664 5012640 5045760 5082260 5346816 5437440 5512960 5581872 5639220 6015168 6054912 6098712 6117120 6202080 6524928 6615552 6683520 6727680 6861051 6977340 7129088 7442496 7518960 7568640 7623390 8020224 8073216 8131616 8156160 8269440 8820736 8911360 9022752 9148068 9303120 9787392 9923328 10025280 10091520 10164520 10693632 10874880 11025920 11163744 11278440 11435085 12030336 12109824 12197424 12234240 12404160 13231104 13367040 13455360 13722102 13954680 14258176 14884992 15037920 15137280 15246780 16040448 16263232 16312320 16538880 17641472 17822720 18045504 18296136 18606240 19574784 19846656 20050560 20183040 20329040 20583153 21387264 22051840 22327488 22556880 22870170 24060672 24219648 24394848 24468480 24808320 26462208 26734080 27444204 27909360 29769984 30075840 30274560 30493560 32080896 32526464 32624640 33077760 34305255 35645440 36091008 36592272 37212480 39693312 40101120 40366080 40658080 41166306 42774528 44103680 44654976 45113760 45740340 48121344 48789696 48936960 49616640 52924416 53468160 54888408 55818720 59539968 60151680 60549120 60987120 64161792 65052928 66155520 68610510 71290880 72182016 73184544 74424960 79386624 80202240 81316160 82332612 88207360 89309952 90227520 91480680 96242688 97579392 97873920 99233280 102915765 106936320 109776816 111637440 119079936 120303360 121098240 121974240 128323584 130105856 132311040 137221020 144364032 146369088 148849920 158773248 160404480 162632320 164665224 178619904 180455040 182961360 192485376 195158784 198466560 205831530 213872640 219553632 223274880 238159872 240606720 243948480 260211712 264622080 274442040 288728064 292738176 297699840 320808960 325264640 329330448 357239808 360910080 365922720 384970752 390317568 396933120 411663060 439107264 446549760 476319744 481213440 487896960 520423424 548884080 577456128 585476352 595399680 641617920 650529280 658660896 714479616 721820160 731845440 780635136 793866240 823326120 878214528 893099520 962426880 975793920 1040846848 1097768160 1154912256 1170952704 1190799360 1301058560 1317321792 1428959232 1443640320 1463690880 1561270272 1646652240 1756429056 1786199040 1924853760 1951587840 2195536320 2341905408 2381598720 2602117120 2634643584 2887280640 2927381760 3122540544 3293304480 3512858112 3572398080 3903175680 4391072640 4683810816 5204234240 5269287168 5774561280 5854763520 6586608960 7025716224 7144796160 7806351360 8782145280 9367621632 10538574336 11709527040 13173217920 14051432448 15612702720 17564290560 21077148672 23419054080 26346435840 28102864896 35128581120 42154297344 46838108160 52692871680 70257162240 84308594688 105385743360 140514324480 210771486720 421542973440
• Sum of all divisors σ(n): 1558228678644
• Sum of proper divisors (its aliquot sum) s(n): 1136685705204
• 421542973440 is an abundant number, because the sum of its proper divisors (1136685705204) is greater than itself. Its abundance is 715142731764

Bases of 421542973440

• Binary: 110001000100101111010110101000000000000₂
• Hexadecimal: 0x6225EB5000
• Base-36: 5DNJSW00

Squares and roots of 421542973440

• 421542973440 squared (421542973440²) is 177698478456636545433600
• 421542973440 cubed (421542973440³) is 74907544984374351463449398083584000
• The square root of 421542973440 is 649263.4083636625
• The cube root of 421542973440 is 7498.0319187995

Scales and comparisons

• 421,542,973,440 seconds is equal to 13,403 years, 39 weeks, 4 days, 14 hours, 24 minutes.
• To count from 1 to 421,542,973,440 would take you about twenty-six thousand, eight hundred seven 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 421542973440 cubic inches would be around 624.8 feet tall.

Recreational maths with 421542973440

• 421542973440 backwards is 044379245124
• 421542973440 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 421542973440's digits is 45
• More coming soon!