145997516808

Names of 145997516808

• Cardinal: 145997516808 can be written as One hundred forty-five billion, nine hundred ninety-seven million, five hundred sixteen thousand, eight hundred eight.

Scientific notation

• Scientific notation: 1.45997516808 × 10¹¹

Factors of 145997516808

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 372

Divisors of 145997516808

• Number of divisors d(n): 864
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 13 17 18 19 22 24 26 33 34 36 38 39 44 51 52 57 66 68 72 76 78 88 99 102 104 114 117 121 132 136 143 152 153 156 169 171 187 198 204 209 221 228 234 242 247 264 286 306 307 312 323 338 342 363 374 396 408 418 429 442 456 468 484 494 507 561 572 612 614 627 646 663 676 684 726 741 748 792 836 858 884 921 936 968 969 988 1014 1089 1122 1144 1224 1228 1254 1287 1292 1326 1352 1368 1452 1482 1496 1521 1573 1672 1683 1716 1768 1842 1859 1881 1938 1976 1989 2028 2057 2178 2223 2244 2299 2431 2456 2508 2574 2584 2652 2717 2763 2873 2904 2907 2964 3042 3146 3211 3366 3377 3432 3553 3684 3718 3762 3876 3978 3991 4056 4114 4199 4356 4446 4488 4598 4719 4862 5016 5148 5219 5304 5434 5526 5577 5746 5814 5833 5928 6084 6171 6292 6422 6732 6754 6897 7106 7293 7368 7436 7524 7752 7956 7982 8151 8228 8398 8619 8712 8892 9196 9438 9633 9724 10131 10296 10438 10659 10868 11052 11154 11492 11628 11666 11973 12168 12342 12584 12597 12844 13464 13508 13794 14157 14212 14586 14872 15048 15657 15912 15964 16302 16456 16731 16796 17238 17499 17784 18392 18513 18876 19266 19448 20262 20449 20691 20876 21318 21736 21879 22104 22308 22984 23256 23332 23946 24453 24684 25194 25688 25857 26741 27016 27588 28314 28424 28899 29172 29887 30393 31314 31603 31928 31977 32604 33462 33592 34476 34998 35321 35919 37026 37147 37752 37791 38532 39083 40524 40898 41382 41752 42636 43758 43901 44616 46189 46664 46971 47892 48906 49368 50388 51714 51883 52497 53482 54587 55176 56628 57409 57798 58344 59774 60786 61347 62628 63206 63954 64163 65208 66924 67847 68952 69996 70642 71838 74052 74294 75582 75829 77064 78166 80223 81048 81796 82764 85272 87516 87802 89661 92378 93942 94809 95784 97812 99161 100776 103428 103766 104994 105963 106964 109174 111441 113256 114818 115596 117249 119548 121572 122694 125256 126412 127908 128326 131703 133848 135694 138567 139992 141284 143676 148104 148588 151164 151658 155649 156332 160446 163592 163761 165528 172227 175032 175604 179322 184041 184756 187884 189618 192489 195624 198322 203541 206856 207532 209988 211926 213928 218348 222882 227487 229636 231192 234498 239096 240669 243144 245388 252824 255816 256652 263406 268983 271388 277134 282568 284427 287352 297176 297483 302328 303316 311298 312664 317889 320892 327522 334323 344454 347633 351208 351747 358644 368082 369512 375768 379236 384978 388531 395109 396644 407082 415064 415701 419976 423852 436696 445764 454974 459272 466947 468996 481338 482911 490776 491283 508079 513304 516681 526812 537966 542776 554268 568854 570713 577467 594966 600457 606632 610623 622596 631499 635778 641784 655044 668646 682461 688908 695266 703494 705793 717288 736164 746317 758472 769956 777062 790218 793288 814164 831402 834119 847704 882011 891528 892449 909948 933894 937992 962676 965822 982566 985777 1016158 1033362 1042899 1053624 1075932 1090771 1108536 1137708 1141426 1154934 1165593 1189932 1200914 1221246 1245192 1262998 1271556 1289093 1310088 1337292 1364922 1377816 1390532 1406988 1411586 1448733 1472328 1492634 1524237 1539912 1554124 1580436 1628328 1662804 1668238 1712139 1764022 1784898 1801371 1819896 1867788 1894497 1925352 1931644 1965132 1971554 2032316 2066724 2085798 2117379 2151864 2181542 2238951 2275416 2282852 2309868 2331186 2379864 2401828 2442492 2502357 2525996 2543112 2578186 2646033 2674584 2729844 2781064 2813976 2823172 2897466 2957331 2985268 3048474 3108248 3128697 3160872 3272313 3325608 3336476 3424278 3496779 3528044 3569796 3602742 3735576 3788994 3863288 3867279 3930264 3943108 4064632 4133448 4171596 4234758 4346199 4363084 4477902 4565704 4572711 4619736 4662372 4803656 4884984 5004714 5051992 5136417 5156372 5292066 5404113 5459688 5646344 5683491 5794932 5914662 5970536 6096948 6257394 6277843 6352137 6544626 6605027 6672952 6716853 6848556 6993558 7056088 7139592 7205484 7507071 7577988 7734558 7886216 7938099 8209487 8343192 8469516 8692398 8726168 8871993 8955804 9145422 9175309 9324744 9702121 9816939 10009428 10272834 10312744 10584132 10808226 10843547 11366982 11589864 11601837 11829324 11998481 12193896 12514788 12555686 12704274 13089252 13210054 13433706 13697112 13987116 14180023 14410968 15014142 15155976 15469116 15876198 16418974 16758209 16939032 17384796 17743986 17911608 18290844 18350618 18833529 19404242 19633878 19815081 20018856 20545668 21168264 21616452 21687094 22733964 23203674 23658648 23996962 24628461 25029576 25111372 25408548 26178504 26420108 26867412 27525927 27974232 28360046 29106363 30028284 30938232 31752396 32530641 32837948 33516418 34769592 35487972 35995443 36581688 36701236 37667058 38808484 39267756 39630162 41091336 42540069 43232904 43374188 45467928 46407348 47993924 49256922 50222744 50274627 50817096 52840216 53734824 55051854 56500587 56720092 58212726 59445243 60056568 63504792 65061282 65675896 67032836 70975944 71990886 73402472 73885383 75334116 77616968 78535512 79260324 82577781 85080138 86748376 87319089 92814696 95987848 97591923 98513844 100549254 106723331 107986329 110103708 113001174 113440184 116425452 118890486 119279017 127620207 130122564 134065672 143981772 147770766 150668232 150823881 155980253 158520648 165155562 170160276 174638178 184340299 195183846 197027688 201098508 213446662 215972658 220207416 226002348 232850904 237780972 238558034 255240414 260245128 287963544 295541532 301647762 311960506 320169993 330311124 340320552 349276356 357837051 368680598 390367692 402197016 426893324 431945316 452004696 467940759 475561944 477116068 510480828 553020897 591083064 603295524 623921012 640339986 660622248 698552712 715674102 737361196 780735384 853786648 863890632 935881518 954232136 960509979 1020961656 1073511153 1106041794 1206591048 1247842024 1280679972 1403822277 1431348204 1474722392 1659062691 1871763036 1921019958 2027743289 2147022306 2212083588 2561359944 2807644554 2862696408 3318125382 3743526072 3842039916 4055486578 4294044612 4424167176 5615289108 6083229867 6636250764 7684079832 8110973156 8588089224 11230578216 12166459734 13272501528 16221946312 18249689601 24332919468 36499379202 48665838936 72998758404 145997516808
• Sum of all divisors σ(n): 526248122400
• Sum of proper divisors (its aliquot sum) s(n): 380250605592
• 145997516808 is an abundant number, because the sum of its proper divisors (380250605592) is greater than itself. Its abundance is 234253088784

Bases of 145997516808

• Binary: 10000111111110001000010101000000001000₂
• Hexadecimal: 0x21FE215008
• Base-36: 1V2J5GY0

Squares and roots of 145997516808

• 145997516808 squared (145997516808²) is 21315274914102242508864
• 145997516808 cubed (145997516808³) is 3111977207538782906918363928986112
• The square root of 145997516808 is 382096.2140717963
• The cube root of 145997516808 is 5265.6075750599

Scales and comparisons

• 145,997,516,808 seconds is equal to 4,642 years, 14 weeks, 1 hour, 46 minutes, 48 seconds.
• To count from 1 to 145,997,516,808 would take you about nine thousand, two hundred eighty-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 145997516808 cubic inches would be around 438.8 feet tall.

Recreational maths with 145997516808

• 145997516808 backwards is 808615799541
• The number of decimal digits it has is: 12
• The sum of 145997516808's digits is 63
• More coming soon!