142421578640

Names of 142421578640

• Cardinal: 142421578640 can be written as One hundred forty-two billion, four hundred twenty-one million, five hundred seventy-eight thousand, six hundred forty.

Scientific notation

• Scientific notation: 1.4242157864 × 10¹¹

Factors of 142421578640

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 196

Divisors of 142421578640

• Number of divisors d(n): 640
• Complete list of divisors:
  1 2 4 5 8 10 11 16 17 19 20 22 34 38 40 41 44 55 68 76 80 82 85 88 95 101 110 121 136 152 164 170 176 187 190 202 205 209 220 242 272 304 323 328 340 374 380 404 410 418 440 451 484 505 605 646 656 680 697 748 760 779 808 820 836 880 902 935 968 1010 1045 1111 1210 1292 1331 1360 1394 1496 1520 1558 1615 1616 1640 1672 1717 1804 1870 1919 1936 2020 2057 2090 2222 2255 2299 2420 2584 2662 2788 2992 3116 3230 3280 3344 3434 3485 3553 3608 3740 3838 3895 4040 4114 4141 4180 4444 4510 4598 4840 4961 5168 5324 5555 5576 6232 6460 6655 6868 6970 7106 7216 7480 7667 7676 7790 8080 8228 8282 8360 8569 8585 8888 9020 9196 9595 9680 9922 10285 10648 11110 11152 11495 12221 12464 12920 13243 13310 13736 13940 14212 14960 15334 15352 15580 16456 16564 16720 17138 17170 17765 17776 18040 18392 18887 19190 19844 20570 20705 21109 21296 22220 22627 22990 24442 24805 25289 25840 26486 26620 27472 27880 28424 30668 30704 31160 32623 32912 33128 34276 34340 35530 36080 36784 37774 38335 38380 39083 39688 41140 41410 42218 42845 44440 45254 45551 45980 48884 49610 50578 52972 53240 54571 55760 56848 61105 61336 62320 65246 66215 66256 68552 68680 70397 71060 75548 76670 76760 78166 78679 79376 82280 82820 84337 84436 85690 88880 90508 91102 91960 94259 94435 97768 99220 101156 105545 105944 106480 109142 113135 122210 122672 126445 130492 132430 134431 137104 137360 140794 142120 145673 151096 153340 153520 156332 157358 163115 164560 165640 168674 168872 171380 181016 182204 183920 188518 188870 195415 195536 198440 202312 207757 211090 211888 218284 226270 227755 232199 244420 252890 260984 264860 268862 272855 281588 284240 291346 302192 306680 312664 314716 326230 331280 337348 337744 342760 351985 358853 362032 364408 377036 377740 390830 393395 396880 404624 415514 421685 422180 429913 436568 452540 455510 464398 471295 488840 501061 505780 521968 529720 537724 545710 563176 582692 613360 625328 629432 652460 672155 674696 685520 703970 717706 728365 728816 754072 755480 774367 781660 786790 831028 843370 844360 859826 865469 873136 905080 911020 927707 928796 942590 977680 1002122 1011560 1036849 1038785 1059440 1075448 1091420 1126352 1160995 1165384 1258864 1304920 1337543 1344310 1349392 1407940 1435412 1456730 1508144 1510960 1548734 1563320 1573580 1602403 1662056 1686740 1688720 1719652 1730938 1794265 1810160 1822040 1855414 1857592 1885180 2004244 2023120 2073698 2077570 2149565 2150896 2182840 2285327 2321990 2330768 2505305 2554189 2609840 2675086 2688620 2815880 2870824 2913460 3097468 3126640 3147160 3204806 3324112 3373480 3439304 3461876 3588530 3644080 3710828 3715184 3770360 3871835 3947383 4008488 4147396 4155140 4299130 4327345 4365680 4570654 4638535 4643980 5010610 5108378 5184245 5350172 5377240 5511671 5631760 5741648 5826920 6194936 6294320 6409612 6687715 6746960 6878608 6923752 7177060 7421656 7540720 7743670 7894766 8012015 8016976 8294792 8310280 8518037 8598260 8654690 9141308 9277070 9287960 9520159 10021220 10216756 10368490 10700344 10754480 11023342 11426635 11653840 12389872 12770945 12819224 13375430 13847504 14354120 14712973 14843312 15487340 15789532 16024030 16589584 16620560 17036074 17196520 17309380 17626433 18282616 18554140 18575920 19040318 19736915 20042440 20433512 20736980 21400688 22046684 22853270 25541890 25638448 26750860 27558355 28708240 29425946 30974680 31579064 32048060 34072148 34393040 34618760 35252866 36565232 37108280 38080636 39473830 40084880 40867024 41473960 42590185 43421213 44093368 45706540 47600795 51083780 53501720 55116710 58851892 61949360 63158128 64096120 68144296 69237520 70505732 73564865 74216560 76161272 78947660 82947920 85180370 86842426 88132165 88186736 91413080 93698407 95201590 102167560 104721749 107003440 110233420 117703784 128192240 136288592 141011464 147129730 152322544 157895320 161842703 170360740 173684852 176264330 182826160 187396814 190403180 204335120 209443498 217106065 220466840 235407568 282022928 294259460 315790640 323685406 340721480 347369704 352528660 374793628 380806360 418886996 434212130 440933680 468492035 523608745 588518920 647370812 681442960 694739408 705057320 749587256 761612720 809213515 837773992 868424260 936984070 1047217490 1177037840 1294741624 1410114640 1499174512 1618427030 1675547984 1736848520 1780269733 1873968140 2094434980 2589483248 3236854060 3473697040 3560539466 3747936280 4188869960 6473708120 7121078932 7495872560 8377739920 8901348665 12947416240 14242157864 17802697330 28484315728 35605394660 71210789320 142421578640
• Sum of all divisors σ(n): 419958120960
• Sum of proper divisors (its aliquot sum) s(n): 277536542320
• 142421578640 is an abundant number, because the sum of its proper divisors (277536542320) is greater than itself. Its abundance is 135114963680

Bases of 142421578640

• Binary: 10000100101000111111001101001110010000₂
• Hexadecimal: 0x2128FCD390
• Base-36: 1TFE4PE8

Squares and roots of 142421578640

• 142421578640 squared (142421578640²) is 20283906062309704249600
• 142421578640 cubed (142421578640³) is 2888865922379614283819548588544000
• The square root of 142421578640 is 377387.8358400019
• The cube root of 142421578640 is 5222.2613015965

Scales and comparisons

• 142,421,578,640 seconds is equal to 4,528 years, 29 weeks, 2 days, 21 hours, 37 minutes, 20 seconds.
• To count from 1 to 142,421,578,640 would take you about nine thousand and fifty-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 142421578640 cubic inches would be around 435.2 feet tall.

Recreational maths with 142421578640

• 142421578640 backwards is 046875124241
• 142421578640 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 142421578640's digits is 44
• More coming soon!