990985151142

Names of 990985151142

• Cardinal: 990985151142 can be written as Nine hundred ninety billion, nine hundred eighty-five million, one hundred fifty-one thousand, one hundred forty-two.

Scientific notation

• Scientific notation: 9.90985151142 × 10¹¹

Factors of 990985151142

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 6098

Divisors of 990985151142

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 6 7 9 14 18 19 21 27 38 42 49 54 57 63 81 98 114 126 133 147 162 171 189 243 266 294 342 361 378 399 441 486 513 567 722 798 882 931 1026 1083 1134 1197 1323 1539 1701 1862 2166 2394 2527 2646 2793 3078 3249 3402 3591 3969 4617 5054 5586 6067 6498 6859 7182 7581 7938 8379 9234 9747 10773 11907 12134 13718 15162 16758 17689 18201 19494 20577 21546 22743 23814 25137 29241 32319 35378 36402 41154 42469 45486 48013 50274 53067 54603 58482 61731 64638 68229 75411 84938 87723 96026 106134 109206 115273 123462 127407 136458 144039 150822 159201 163809 175446 185193 204687 226233 230546 254814 288078 297283 318402 327618 336091 345819 370386 382221 409374 432117 452466 477603 491427 555579 594566 614061 672182 691638 764442 806911 864234 891849 955206 982854 1008273 1037457 1111158 1146663 1228122 1296351 1432809 1474281 1613822 1666737 1783698 2016546 2074914 2190187 2293326 2420733 2592702 2675547 2865618 2948562 3024819 3112371 3333474 3439989 3889053 4298427 4380374 4841466 5351094 5648377 6049638 6224742 6570561 6879978 7262199 7778106 8026641 8596854 9074457 9337113 10319967 11296754 11667159 13141122 14524398 15331309 16053282 16945131 18148914 18674226 19711683 20639934 21786597 23334318 24079923 27223371 28011339 30662618 33890262 39423366 41613553 43573194 45993927 48159846 50835393 54446742 56022678 59135049 65359791 72239769 81670113 83227106 91987854 101670786 107319163 118270098 124840659 130719582 137981781 144479538 152506179 163340226 177405147 196079373 214638326 249681318 275963562 291294871 305012358 321957489 354810294 374521977 392158746 413945343 457518537 532215441 582589742 643914978 749043954 827890686 873884613 915037074 965872467 1064430882 1123565931 1241836029 1372555611 1747769226 1931744934 2039064097 2247131862 2483672058 2621653839 2745111222 2897617401 3370697793 3725508087 4078128194 5243307678 5795234802 6117192291 6741395586 7451016174 7864961517 8692852203 10112093379 12234384582 15729923034 17385704406 18351576873 20224186758 23594884551 26078556609 36703153746 47189769102 52157113218 55054730619 70784653653 110109461238 141569307306 165164191857 330328383714 495492575571 990985151142
• Sum of all divisors σ(n): 2734523326080
• Sum of proper divisors (its aliquot sum) s(n): 1743538174938
• 990985151142 is an abundant number, because the sum of its proper divisors (1743538174938) is greater than itself. Its abundance is 752553023796

Bases of 990985151142

• Binary: 1110011010111011010100010110001010100110₂
• Hexadecimal: 0xE6BB5162A6
• Base-36: CN92Z0DI

Squares and roots of 990985151142

• 990985151142 squared (990985151142²) is 982051569783932583904164
• 990985151142 cubed (990985151142³) is 973198523311568791943406557983155288
• The square root of 990985151142 is 995482.3710854955
• The cube root of 990985151142 is 9969.8597516175

Scales and comparisons

• 990,985,151,142 seconds is equal to 31,510 years, 13 weeks, 4 days, 13 hours, 5 minutes, 42 seconds.
• To count from 1 to 990,985,151,142 would take you about sixty-three thousand and twenty 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 990985151142 cubic inches would be around 830.8 feet tall.

Recreational maths with 990985151142

• 990985151142 backwards is 241151589099
• 990985151142 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 990985151142's digits is 54
• More coming soon!