129270838080

Names of 129270838080

• Cardinal: 129270838080 can be written as One hundred twenty-nine billion, two hundred seventy million, eight hundred thirty-eight thousand and eighty.

Scientific notation

• Scientific notation: 1.2927083808 × 10¹¹

Factors of 129270838080

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 3905

Divisors of 129270838080

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 19 20 24 30 32 38 40 43 48 57 60 64 76 80 86 95 96 114 120 129 152 160 172 190 192 215 228 240 258 285 304 320 344 380 430 456 480 516 570 608 645 688 760 817 860 912 960 1032 1140 1216 1290 1376 1520 1634 1720 1824 1849 2064 2280 2451 2580 2752 3040 3268 3440 3648 3698 3833 4085 4128 4560 4902 5160 5547 6080 6536 6880 7396 7666 8170 8256 9120 9245 9804 10320 11094 11499 12255 13072 13760 14792 15332 16340 18240 18490 19165 19608 20640 22188 22998 24510 26144 27735 29584 30664 32680 35131 36980 38330 39216 41280 44376 45996 49020 52288 55470 57495 59168 61328 65360 70262 72827 73960 76660 78432 88752 91992 98040 105393 110940 114990 118336 122656 130720 140524 145654 147920 153320 156864 164819 175655 177504 183984 196080 210786 218481 221880 229980 245312 261440 281048 291308 295840 306640 329638 351310 355008 364135 367968 392160 421572 436962 443760 459960 494457 526965 562096 582616 591680 613280 659276 702620 728270 735936 784320 824095 843144 873924 887520 919920 988914 1053930 1092405 1124192 1165232 1226560 1318552 1405240 1456540 1648190 1686288 1747848 1775040 1839840 1977828 2107860 2184810 2248384 2330464 2472285 2637104 2810480 2913080 3131561 3296380 3372576 3495696 3679680 3955656 4215720 4369620 4660928 4944570 5274208 5620960 5826160 6263122 6592760 6745152 6991392 7087217 7911312 8431440 8739240 9394683 9889140 10548416 11241920 11652320 12526244 13185520 13982784 14174434 15657805 15822624 16862880 17478480 18789366 19778280 21261651 23304640 25052488 26371040 28348868 31315610 31645248 33725760 34956960 35436085 37578732 39556560 42523302 46973415 50104976 52742080 56697736 62631220 69913920 70872170 75157464 79113120 85046604 93946830 100209952 106308255 113395472 125262440 134657123 141744340 150314928 158226240 170093208 187893660 200419904 212616510 226790944 250524880 269314246 283488680 300629856 340186416 375787320 403971369 425233020 453581888 501049760 538628492 566977360 601259712 673285615 680372832 751574640 807942738 850466040 1002099520 1077256984 1133954720 1346571230 1360745664 1503149280 1615885476 1700932080 2019856845 2154513968 2267909440 2693142460 3006298560 3231770952 3401864160 4039713690 4309027936 5386284920 6463541904 6803728320 8079427380 8618055872 10772569840 12927083808 16158854760 21545139680 25854167616 32317709520 43090279360 64635419040 129270838080
• Sum of all divisors σ(n): 442433171520
• Sum of proper divisors (its aliquot sum) s(n): 313162333440
• 129270838080 is an abundant number, because the sum of its proper divisors (313162333440) is greater than itself. Its abundance is 183891495360

Bases of 129270838080

• Binary: 1111000011001001001000111001101000000₂
• Hexadecimal: 0x1E19247340
• Base-36: 1NDWIP1C

Squares and roots of 129270838080

• 129270838080 squared (129270838080²) is 16710949577905578086400
• 129270838080 cubed (129270838080³) is 2160238457048476330335810650112000
• The square root of 129270838080 is 359542.5400143911
• The cube root of 129270838080 is 5056.3080089625

Scales and comparisons

• 129,270,838,080 seconds is equal to 4,110 years, 21 weeks, 3 days, 6 hours, 8 minutes.
• To count from 1 to 129,270,838,080 would take you about eight thousand, two hundred 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 129270838080 cubic inches would be around 421.4 feet tall.

Recreational maths with 129270838080

• 129270838080 backwards is 080838072921
• 129270838080 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 129270838080's digits is 48
• More coming soon!