31420249920

Names of 31420249920

• Cardinal: 31420249920 can be written as Thirty-one billion, four hundred twenty million, two hundred forty-nine thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 3.142024992 × 10¹⁰

Factors of 31420249920

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 377

Divisors of 31420249920

• Number of divisors d(n): 294
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 60 64 72 80 81 90 96 108 120 135 144 160 162 180 192 216 240 243 270 288 320 324 360 367 405 432 480 486 540 576 648 720 729 734 810 864 960 972 1080 1101 1215 1296 1440 1458 1468 1620 1728 1835 1944 2160 2202 2430 2592 2880 2916 2936 3240 3303 3645 3670 3888 4320 4404 4860 5184 5505 5832 5872 6480 6606 7290 7340 7776 8640 8808 9720 9909 11010 11664 11744 12960 13212 14580 14680 15552 16515 17616 19440 19818 22020 23328 23488 25920 26424 29160 29360 29727 33030 35232 38880 39636 44040 46656 49545 52848 58320 58720 59454 66060 70464 77760 79272 88080 89181 99090 105696 116640 117440 118908 132120 134689 148635 158544 176160 178362 198180 211392 233280 237816 264240 267543 269378 297270 317088 352320 356724 396360 404067 445905 475632 528480 535086 538756 594540 634176 673445 713448 792720 808134 891810 951264 1056960 1070172 1077512 1189080 1212201 1337715 1346890 1426896 1585440 1616268 1783620 1902528 2020335 2140344 2155024 2378160 2424402 2675430 2693780 2853792 3170880 3232536 3567240 3636603 4040670 4280688 4310048 4756320 4848804 5350860 5387560 5707584 6061005 6465072 7134480 7273206 8081340 8561376 8620096 9512640 9697608 10701720 10775120 10909809 12122010 12930144 14268960 14546412 16162680 17122752 18183015 19395216 21403440 21550240 21819618 24244020 25860288 28537920 29092824 32325360 32729427 36366030 38790432 42806880 43100480 43639236 48488040 54549045 58185648 64650720 65458854 72732060 77580864 85613760 87278472 96976080 98188281 109098090 116371296 129301440 130917708 145464120 163647135 174556944 193952160 196376562 218196180 232742592 261835416 290928240 327294270 349113888 387904320 392753124 436392360 490941405 523670832 581856480 654588540 698227776 785506248 872784720 981882810 1047341664 1163712960 1309177080 1571012496 1745569440 1963765620 2094683328 2618354160 3142024992 3491138880 3927531240 5236708320 6284049984 7855062480 10473416640 15710124960 31420249920
• Sum of all divisors σ(n): 112484383362
• Sum of proper divisors (its aliquot sum) s(n): 81064133442
• 31420249920 is an abundant number, because the sum of its proper divisors (81064133442) is greater than itself. Its abundance is 49643883522

Bases of 31420249920

• Binary: 11101010000110010101111011101000000₂
• Hexadecimal: 0x750CAF740
• Base-36: EFMT000

Squares and roots of 31420249920

• 31420249920 squared (31420249920²) is 987232105035260006400
• 31420249920 cubed (31420249920³) is 31019079469255559813268799488000
• The square root of 31420249920 is 177257.5807123635
• The cube root of 31420249920 is 3155.5123073561

Scales and comparisons

• 31,420,249,920 seconds is equal to 999 years, 3 weeks, 3 days, 7 hours, 12 minutes.
• To count from 1 to 31,420,249,920 would take you about one thousand, nine hundred ninety-eight 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 31420249920 cubic inches would be around 263 feet tall.

Recreational maths with 31420249920

• 31420249920 backwards is 02994202413
• 31420249920 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 31420249920's digits is 36
• More coming soon!