12715349920

Names of 12715349920

• Cardinal: 12715349920 can be written as Twelve billion, seven hundred fifteen million, three hundred forty-nine thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.271534992 × 10¹⁰

Factors of 12715349920

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1184

Divisors of 12715349920

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 4 5 7 8 10 13 14 16 17 20 26 28 32 34 35 40 47 52 56 65 68 70 80 85 91 94 104 112 119 130 136 140 160 170 182 188 208 221 224 235 238 260 272 280 329 340 364 376 416 442 455 470 476 520 544 560 595 611 658 680 728 752 799 884 910 940 952 1040 1093 1105 1120 1190 1222 1316 1360 1456 1504 1547 1598 1645 1768 1820 1880 1904 2080 2186 2210 2380 2444 2632 2720 2912 3055 3094 3196 3290 3536 3640 3760 3808 3995 4277 4372 4420 4760 4888 5264 5465 5593 6110 6188 6392 6580 7072 7280 7520 7651 7735 7990 8554 8744 8840 9520 9776 10387 10528 10930 11186 12220 12376 12784 13160 14209 14560 15302 15470 15980 17108 17488 17680 18581 19040 19552 20774 21385 21860 22372 24440 24752 25568 26320 27965 28418 30604 30940 31960 34216 34976 35360 37162 38255 41548 42770 43720 44744 48880 49504 51371 51935 52640 55930 56836 61208 61880 63920 68432 71045 72709 74324 76510 83096 85540 87440 89488 92905 97760 99463 102742 103870 111860 113672 122416 123760 127840 130067 136864 142090 145418 148648 153020 166192 171080 174880 178976 185810 198926 205484 207740 223720 227344 241553 244832 247520 256855 260134 284180 290836 297296 306040 332384 342160 359597 363545 371620 397852 410968 415480 447440 454688 483106 497315 513710 520268 568360 581672 594592 612080 650335 667823 684320 719194 727090 743240 795704 821936 830960 873307 894880 966212 994630 1027420 1040536 1136720 1163344 1207765 1224160 1300670 1335646 1438388 1454180 1486480 1591408 1643872 1661920 1690871 1746614 1797985 1932424 1989260 2054840 2081072 2273440 2326688 2415530 2601340 2671292 2876776 2908360 2972960 3182816 3339115 3381742 3493228 3595970 3864848 3978520 4109680 4162144 4366535 4674761 4831060 5202680 5342584 5753552 5816720 6113149 6678230 6763484 6986456 7191940 7729696 7957040 8219360 8454355 8733070 9349522 9662120 10405360 10685168 11352991 11507104 11633440 12226298 13356460 13526968 13972912 14383880 15914080 16908710 17466140 18699044 19324240 20810720 21370336 22705982 23373805 24452596 26712920 27053936 27945824 28767760 30565745 33817420 34932280 37398088 38648480 45411964 46747610 48905192 53425840 54107872 56764955 57535520 61131490 67634840 69864560 74796176 79470937 90823928 93495220 97810384 106851680 113529910 122262980 135269680 139729120 149592352 158941874 181647856 186990440 195620768 227059820 244525960 270539360 317883748 363295712 373980880 397354685 454119640 489051920 635767496 747961760 794709370 908239280 978103840 1271534992 1589418740 1816478560 2543069984 3178837480 6357674960 12715349920
• Sum of all divisors σ(n): 40016664576
• Sum of proper divisors (its aliquot sum) s(n): 27301314656
• 12715349920 is an abundant number, because the sum of its proper divisors (27301314656) is greater than itself. Its abundance is 14585964736

Bases of 12715349920

• Binary: 1011110101111001001101011110100000₂
• Hexadecimal: 0x2F5E4D7A0
• Base-36: 5UAE2SG

Squares and roots of 12715349920

• 12715349920 squared (12715349920²) is 161680123588044006400
• 12715349920 cubed (12715349920³) is 2055819346530825469734719488000
• The square root of 12715349920 is 112762.3603867887
• The cube root of 12715349920 is 2334.0461492023

Scales and comparisons

• 12,715,349,920 seconds is equal to 404 years, 16 weeks, 9 hours, 38 minutes, 40 seconds.
• To count from 1 to 12,715,349,920 would take you about eight hundred 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 12715349920 cubic inches would be around 194.5 feet tall.

Recreational maths with 12715349920

• 12715349920 backwards is 02994351721
• The number of decimal digits it has is: 11
• The sum of 12715349920's digits is 43
• More coming soon!