138153789840

Names of 138153789840

• Cardinal: 138153789840 can be written as One hundred thirty-eight billion, one hundred fifty-three million, seven hundred eighty-nine thousand, eight hundred forty.

Scientific notation

• Scientific notation: 1.3815378984 × 10¹¹

Factors of 138153789840

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 332

Divisors of 138153789840

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 5 6 8 10 11 12 15 16 17 20 22 24 30 33 34 40 44 48 51 53 55 60 66 68 80 85 88 102 106 110 120 132 136 159 165 170 176 187 204 212 220 240 241 255 264 265 272 318 330 340 374 408 424 440 482 510 528 530 561 583 636 660 680 723 748 795 816 848 880 901 935 964 1020 1060 1122 1166 1205 1272 1320 1360 1446 1496 1590 1749 1802 1870 1928 2040 2120 2244 2332 2410 2544 2640 2651 2703 2805 2892 2915 2992 3180 3498 3604 3615 3740 3856 4080 4097 4240 4488 4505 4664 4820 5302 5406 5610 5784 5830 6360 6996 7208 7230 7480 7953 8194 8745 8976 9010 9328 9640 9911 10604 10812 11220 11568 11660 12291 12720 12773 13255 13515 13992 14416 14460 14960 15906 16388 17490 18020 19280 19822 20485 21208 21624 22440 23320 24582 25546 26510 27030 27984 28920 29733 31812 32776 34980 36040 38319 39644 39765 40970 42416 43248 44880 45067 46640 49164 49555 51092 53020 54060 57840 58081 59466 61455 63624 63865 65552 69960 72080 76638 79288 79530 81940 90134 98328 99110 102184 106040 108120 116162 118932 122910 127248 127730 135201 139920 140503 148665 153276 158576 159060 163880 174243 180268 191595 196656 198220 204368 212080 216240 217141 225335 232324 237864 245820 255460 270402 281006 290405 297330 306552 318120 327760 348486 360536 383190 396440 421509 434282 450670 464648 475728 491640 510920 540804 562012 580810 594660 613104 636240 638891 651423 676005 696972 702515 721072 766380 792880 843018 868564 871215 901340 929296 983280 987377 1021840 1081608 1085705 1124024 1161620 1189320 1277782 1302846 1352010 1393944 1405030 1532760 1686036 1737128 1742430 1802680 1916673 1974754 2107545 2163216 2171410 2248048 2323240 2378640 2388551 2555564 2605692 2704020 2787888 2810060 2962131 3065520 3078293 3194455 3257115 3372072 3474256 3484860 3605360 3833346 3949508 4215090 4342820 4646480 4777102 4936885 5111128 5211384 5408040 5620120 5924262 6156586 6388910 6514230 6744144 6969720 7165653 7666692 7899016 8430180 8685640 9234879 9554204 9583365 9873770 10222256 10422768 10816080 10861147 11240240 11848524 11942755 12313172 12777820 13028460 13939440 14331306 14810655 15333384 15391465 15798032 16860360 17371280 18469758 19108408 19166730 19747540 21722294 23697048 23885510 24626344 25555640 26056920 28662612 29621310 30666768 30782930 32583441 33720720 33861223 35828265 36939516 38216816 38333460 39495080 43444588 46174395 47394096 47771020 49252688 51111280 52113840 52330981 54305735 57325224 59242620 61565860 65166882 67722446 71656530 73879032 76666920 78990160 86889176 92348790 95542040 101583669 104661962 108611470 114650448 118485240 123131720 130333764 135444892 143313060 147758064 153333840 156992943 162917205 169306115 173778352 184697580 191084080 203167338 209323924 217222940 236970480 246263440 260667528 261654905 270889784 286626120 313985886 325834410 338612230 369395160 406334676 418647848 434445880 507918345 521335056 523309810 541779568 573252240 575640791 627971772 651668820 677224460 738790320 784964715 812669352 837295696 868891760 1015836690 1046619620 1151281582 1255943544 1303337640 1354448920 1569929430 1625338704 1726922373 2031673380 2093239240 2302563164 2511887088 2606675280 2708897840 2878203955 3139858860 3453844746 4063346760 4186478480 4605126328 5756407910 6279717720 6907689492 8126693520 8634611865 9210252656 11512815820 12559435440 13815378984 17269223730 23025631640 27630757968 34538447460 46051263280 69076894920 138153789840
• Sum of all divisors σ(n): 506127927168
• Sum of proper divisors (its aliquot sum) s(n): 367974137328
• 138153789840 is an abundant number, because the sum of its proper divisors (367974137328) is greater than itself. Its abundance is 229820347488

Bases of 138153789840

• Binary: 10000000101010100110111000100110010000₂
• Hexadecimal: 0x202A9B8990
• Base-36: 1RGT76HC

Squares and roots of 138153789840

• 138153789840 squared (138153789840²) is 19086469647154887225600
• 138153789840 cubed (138153789840³) is 2636868116420575243694443067904000
• The square root of 138153789840 is 371690.4489491221
• The cube root of 138153789840 is 5169.5681821047

Scales and comparisons

• 138,153,789,840 seconds is equal to 4,392 years, 44 weeks, 6 days, 4 hours, 44 minutes.
• To count from 1 to 138,153,789,840 would take you about eight thousand, seven hundred eighty-five 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 138153789840 cubic inches would be around 430.8 feet tall.

Recreational maths with 138153789840

• 138153789840 backwards is 048987351831
• The number of decimal digits it has is: 12
• The sum of 138153789840's digits is 57
• More coming soon!