31293426720

Names of 31293426720

• Cardinal: 31293426720 can be written as Thirty-one billion, two hundred ninety-three million, four hundred twenty-six thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 3.129342672 × 10¹⁰

Factors of 31293426720

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 170

Divisors of 31293426720

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 29 30 32 40 48 58 60 80 87 96 116 120 131 145 160 174 232 240 262 290 348 393 435 464 480 524 580 655 696 786 870 928 1048 1160 1310 1392 1572 1740 1965 2096 2320 2620 2784 3144 3480 3799 3930 4192 4640 5240 6288 6960 7598 7860 10480 11397 12576 13920 15196 15720 17161 18995 20960 22794 30392 31440 34322 37990 45588 51483 56985 60784 62880 68644 75980 85805 91176 102966 113970 121568 137288 151960 171610 182352 205932 227940 257415 274576 303920 343220 364704 411864 455880 497669 514830 549152 607840 686440 823728 911760 995338 1029660 1372880 1493007 1647456 1823520 1990676 2059320 2248091 2488345 2745760 2986014 3981352 4118640 4496182 4976690 5972028 6744273 7465035 7962704 8237280 8992364 9953380 11240455 11944056 13488546 14930070 15925408 17984728 19906760 22480910 23888112 26977092 29860140 33721365 35969456 39813520 44961820 47776224 53954184 59720280 65194639 67442730 71938912 79627040 89923640 107908368 119440560 130389278 134885460 179847280 195583917 215816736 238881120 260778556 269770920 325973195 359694560 391167834 521557112 539541840 651946390 782335668 977919585 1043114224 1079083680 1303892780 1564671336 1955839170 2086228448 2607785560 3129342672 3911678340 5215571120 6258685344 7823356680 10431142240 15646713360 31293426720
• Sum of all divisors σ(n): 102757818240
• Sum of proper divisors (its aliquot sum) s(n): 71464391520
• 31293426720 is an abundant number, because the sum of its proper divisors (71464391520) is greater than itself. Its abundance is 40170964800

Bases of 31293426720

• Binary: 11101001001001110111100110000100000₂
• Hexadecimal: 0x7493BCC20
• Base-36: EDJAQLC

Squares and roots of 31293426720

• 31293426720 squared (31293426720²) is 979278555880009958400
• 31293426720 cubed (31293426720³) is 30644981726898516746060648448000
• The square root of 31293426720 is 176899.4819664545
• The cube root of 31293426720 is 3151.2609957655

Scales and comparisons

• 31,293,426,720 seconds is equal to 995 years, 1 week, 5 days, 10 hours, 32 minutes.
• To count from 1 to 31,293,426,720 would take you about one thousand, nine hundred ninety 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 31293426720 cubic inches would be around 262.6 feet tall.

Recreational maths with 31293426720

• 31293426720 backwards is 02762439213
• The number of decimal digits it has is: 11
• The sum of 31293426720's digits is 39
• More coming soon!