129142901760

Names of 129142901760

• Cardinal: 129142901760 can be written as One hundred twenty-nine billion, one hundred forty-two million, nine hundred one thousand, seven hundred sixty.

Scientific notation

• Scientific notation: 1.2914290176 × 10¹¹

Factors of 129142901760

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 5673

Divisors of 129142901760

• Number of divisors d(n): 352
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 17 20 24 30 32 34 40 48 51 60 64 68 80 85 89 96 102 120 128 136 160 170 178 192 204 240 255 256 267 272 320 340 356 384 408 445 480 510 512 534 544 640 680 712 768 816 890 960 1020 1024 1068 1088 1280 1335 1360 1424 1513 1536 1632 1780 1920 2040 2136 2176 2560 2670 2720 2848 3026 3072 3264 3560 3840 4080 4272 4352 4539 5120 5340 5440 5557 5696 6052 6528 7120 7565 7680 8160 8544 8704 9078 10680 10880 11114 11392 12104 13056 14240 15130 15360 16320 16671 17088 17408 18156 21360 21760 22228 22695 22784 24208 26112 27785 28480 30260 32640 33342 34176 36312 42720 43520 44456 45390 45568 48416 52224 55570 56960 60520 65280 66684 68352 72624 83355 85440 87040 88912 90780 91136 94469 96832 111140 113920 121040 130560 133368 136704 145248 166710 170880 177824 181560 188938 193664 222280 227840 242080 261120 266736 273408 283407 290496 333420 341760 355648 363120 377876 387328 444560 455680 472345 484160 494573 533472 566814 580992 666840 683520 711296 726240 755752 774656 889120 944690 968320 989146 1066944 1133628 1161984 1333680 1367040 1417035 1422592 1452480 1483719 1511504 1549312 1778240 1889380 1936640 1978292 2133888 2267256 2323968 2472865 2667360 2834070 2845184 2904960 2967438 3023008 3556480 3778760 3873280 3956584 4267776 4534512 4647936 4945730 5334720 5668140 5690368 5809920 5934876 6046016 7112960 7418595 7557520 7746560 7913168 8407741 8535552 9069024 9891460 10669440 11336280 11619840 11869752 12092032 14225920 14837190 15115040 15826336 16815482 17071104 18138048 19782920 21338880 22672560 23239680 23739504 24184064 25223223 28451840 29674380 30230080 31652672 33630964 36276096 39565840 42038705 42677760 45345120 47479008 48368128 50446446 59348760 60460160 63305344 67261928 72552192 79131680 84077410 85355520 90690240 94958016 96736256 100892892 118697520 120920320 126116115 126610688 134523856 145104384 158263360 168154820 181380480 189916032 201785784 237395040 241840640 252232230 253221376 269047712 290208768 316526720 336309640 362760960 379832064 403571568 474790080 483681280 504464460 506442752 538095424 633053440 672619280 725521920 759664128 807143136 949580160 1008928920 1076190848 1266106880 1345238560 1451043840 1519328256 1614286272 1899160320 2017857840 2152381696 2532213760 2690477120 3228572544 3798320640 4035715680 4304763392 5380954240 6457145088 7596641280 8071431360 8609526784 10761908480 12914290176 16142862720 21523816960 25828580352 32285725440 43047633920 64571450880 129142901760
• Sum of all divisors σ(n): 442346546880
• Sum of proper divisors (its aliquot sum) s(n): 313203645120
• 129142901760 is an abundant number, because the sum of its proper divisors (313203645120) is greater than itself. Its abundance is 184060743360

Bases of 129142901760

• Binary: 1111000010001100001000100110000000000₂
• Hexadecimal: 0x1E11844C00
• Base-36: 1NBSCKQO

Squares and roots of 129142901760

• 129142901760 squared (129142901760²) is 16677889074993011097600
• 129142901760 cubed (129142901760³) is 2153830990375999704863946571776000
• The square root of 129142901760 is 359364.5805585185
• The cube root of 129142901760 is 5054.6394218603

Scales and comparisons

• 129,142,901,760 seconds is equal to 4,106 years, 17 weeks, 6 days, 12 hours, 16 minutes.
• To count from 1 to 129,142,901,760 would take you about eight thousand, two hundred twelve 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 129142901760 cubic inches would be around 421.2 feet tall.

Recreational maths with 129142901760

• 129142901760 backwards is 067109241921
• The number of decimal digits it has is: 12
• The sum of 129142901760's digits is 42
• More coming soon!