1901557731942

Names of 1901557731942

• Cardinal: 1901557731942 can be written as One trillion, nine hundred one billion, five hundred fifty-seven million, seven hundred thirty-one thousand, nine hundred forty-two.

Scientific notation

• Scientific notation: 1.901557731942 × 10¹²

Factors of 1901557731942

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 28667

Divisors of 1901557731942

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 6 9 11 18 22 27 33 54 66 73 81 99 146 162 198 219 297 438 521 594 657 803 891 1042 1314 1563 1606 1782 1971 2409 3126 3942 4689 4818 5731 5913 7227 9378 11462 11826 14067 14454 17193 21681 28057 28134 34386 38033 42201 43362 51579 56114 65043 76066 84171 84402 103158 114099 130086 154737 168342 228198 252513 308627 309474 342297 418363 464211 505026 617254 684594 757539 836726 925881 928422 1026891 1255089 1515078 1851762 2048161 2053782 2272617 2510178 2777643 3080673 3765267 4096322 4545234 5555286 6144483 6161346 7530534 8332929 11295801 12288966 14617697 16665858 18433449 22529771 22591602 24998787 29235394 33887403 36866898 43853091 45059542 49997574 55300347 67589313 67774806 87706182 110600694 131559273 135178626 160794667 165901041 202767939 263118546 321589334 331802082 394677819 405535878 482384001 608303817 789355638 964768002 1067091881 1184033457 1216607634 1447152003 1824911451 2134183762 2368066914 2894304006 3201275643 3649822902 4341456009 6402551286 8682912018 9603826929 11738010691 13024368027 19207653858 23476021382 26048736054 28811480787 35214032073 57622961574 70428064146 86434442361 105642096219 172868884722 211284192438 316926288657 633852577314 950778865971 1901557731942
• Sum of all divisors σ(n): 4721139190944
• Sum of proper divisors (its aliquot sum) s(n): 2819581459002
• 1901557731942 is an abundant number, because the sum of its proper divisors (2819581459002) is greater than itself. Its abundance is 918023727060

Bases of 1901557731942

• Binary: 11011101010111101101011000101001001100110₂
• Hexadecimal: 0x1BABDAC5266
• Base-36: O9KADKDI

Squares and roots of 1901557731942

• 1901557731942 squared (1901557731942²) is 3615921807908403127091364
• 1901557731942 cubed (1901557731942³) is 6875884071925919249234874503255148888
• The square root of 1901557731942 is 1378969.8082053863
• The cube root of 1901557731942 is 12389.0071929309

Scales and comparisons

• 1,901,557,731,942 seconds is equal to 60,463 years, 34 weeks, 1 hour, 5 minutes, 42 seconds.
• To count from 1 to 1,901,557,731,942 would take you about one hundred fifty-one thousand, one hundred fifty-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 1901557731942 cubic inches would be around 1032.4 feet tall.

Recreational maths with 1901557731942

• 1901557731942 backwards is 2491377551091
• 1901557731942 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 1901557731942's digits is 54
• More coming soon!