138557055780

Names of 138557055780

• Cardinal: 138557055780 can be written as One hundred thirty-eight billion, five hundred fifty-seven million, fifty-five thousand, seven hundred eighty.

Scientific notation

• Scientific notation: 1.3855705578 × 10¹¹

Factors of 138557055780

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 4007

Divisors of 138557055780

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 4 5 6 9 10 11 12 13 15 18 19 20 22 26 30 33 36 38 39 44 45 52 55 57 60 65 66 73 76 78 90 95 99 110 114 117 130 132 143 146 156 165 171 180 190 195 198 209 219 220 228 234 247 260 285 286 292 330 342 365 380 390 396 418 429 438 468 494 495 570 572 585 627 657 660 684 715 730 741 780 803 836 855 858 876 949 988 990 1045 1095 1140 1170 1235 1254 1287 1314 1387 1430 1460 1482 1606 1710 1716 1881 1898 1980 2090 2145 2190 2223 2340 2409 2470 2508 2574 2628 2717 2774 2847 2860 2964 3135 3212 3285 3420 3705 3762 3796 3881 4015 4161 4180 4290 4380 4446 4745 4818 4940 5148 5434 5548 5694 6270 6435 6570 6935 7227 7410 7524 7762 8030 8151 8322 8541 8580 8892 9405 9490 9636 10439 10868 11115 11388 11643 12045 12483 12540 12870 13140 13585 13870 14235 14454 14820 15257 15524 16060 16302 16644 17082 18031 18810 18980 19405 20805 20878 22230 23286 24090 24453 24966 25740 27170 27740 28470 28908 30514 31317 32604 34164 34929 36062 36135 37620 38810 40755 41610 41756 42691 42705 44460 45771 46572 48180 48906 49932 50453 52195 54093 54340 56940 58215 61028 62415 62634 69858 72124 72270 73739 76285 77620 81510 83220 85382 85410 90155 91542 93951 97812 100906 104390 108186 116430 122265 124830 125268 128073 137313 139716 144540 147478 151359 152570 156585 162279 163020 170764 170820 174645 180310 183084 187902 198341 201812 208780 213455 216372 221217 228855 232860 244530 249660 252265 256146 270465 274626 283313 294956 302718 305140 313170 324558 349290 360620 368695 375804 384219 396682 426910 442434 454077 457710 469755 489060 504530 512292 540930 549252 554983 566626 595023 605436 626340 640365 649116 663651 686565 698580 737390 756795 768438 793364 811129 811395 849939 853820 884868 908154 915420 939510 958607 991705 1009060 1081860 1106085 1109966 1133252 1190046 1280730 1327302 1373130 1416565 1474780 1513590 1536876 1622258 1622790 1664949 1699878 1785069 1816308 1879020 1917214 1921095 1983410 2212170 2219932 2270385 2380092 2433387 2549817 2561460 2654604 2746260 2774915 2833130 2875821 2975115 3027180 3116443 3244516 3245580 3318255 3329898 3399756 3570138 3683069 3834428 3842190 3966820 4055645 4249695 4424340 4540770 4793035 4866774 4994847 5099634 5382947 5549830 5666260 5751642 5950230 6232886 6636510 6659796 7140276 7300161 7366138 7684380 8111290 8324745 8499390 8627463 8925345 9081540 9349329 9586070 9733548 9989694 10199268 10544677 10765894 11049207 11099660 11503284 11900460 12166935 12465772 12749085 13273020 14379105 14600322 14732276 15582215 16148841 16222580 16649490 16998780 17254926 17850690 18415345 18698658 19172140 19979388 21089354 21531788 22098414 24333870 24974235 25498170 26914735 28047987 28758210 29200644 31164430 31634031 32297682 33147621 33298980 34509852 35701380 36500805 36830690 37397316 40513759 42178708 43137315 44196828 46746645 48446523 48667740 49948470 50996340 52723385 53829470 55246035 56095974 57516420 59212417 62328860 63268062 64595364 66295242 69978311 73001610 73661380 80744205 81027518 86274630 93493290 94902093 96893046 99896940 105446770 107658940 110492070 112191948 118424834 121541277 126536124 132590484 139956622 140239935 146003220 158170155 161488410 162055036 165738105 172549260 177637251 186986580 189804186 193786092 202568795 209934933 210893540 220984140 236849668 242232615 243082554 279913244 280479870 296062085 316340310 322976820 331476210 349891555 355274502 364623831 379608372 405137590 419869866 474510465 484465230 486165108 532911753 560959740 592124170 607706385 629804799 632680620 662952420 699783110 710549004 729247662 769761421 810275180 839739732 888186255 949020930 968930460 1049674665 1065823506 1184248340 1215412770 1259609598 1399566220 1458495324 1539522842 1776372510 1823119155 1898041860 2099349330 2131647012 2309284263 2430825540 2519219196 2664558765 3079045684 3149023995 3552745020 3646238310 3848807105 4198698660 4618568526 5329117530 6298047990 6927852789 7292476620 7697614210 9237137052 10658235060 11546421315 12596095980 13855705578 15395228420 23092842630 27711411156 34639263945 46185685260 69278527890 138557055780
• Sum of all divisors σ(n): 527010382080
• Sum of proper divisors (its aliquot sum) s(n): 388453326300
• 138557055780 is an abundant number, because the sum of its proper divisors (388453326300) is greater than itself. Its abundance is 249896270520

Bases of 138557055780

• Binary: 10000001000010101001001110001100100100₂
• Hexadecimal: 0x2042A4E324
• Base-36: 1RNHAKH0

Squares and roots of 138557055780

• 138557055780 squared (138557055780²) is 19198057706422031408400
• 138557055780 cubed (138557055780³) is 2660026352496376270074590760552000
• The square root of 138557055780 is 372232.5291803499
• The cube root of 138557055780 is 5174.5932237851

Scales and comparisons

• 138,557,055,780 seconds is equal to 4,405 years, 35 weeks, 4 days, 15 hours, 3 minutes.
• To count from 1 to 138,557,055,780 would take you about eight thousand, eight hundred eleven 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 138557055780 cubic inches would be around 431.2 feet tall.

Recreational maths with 138557055780

• 138557055780 backwards is 087550755831
• The number of decimal digits it has is: 12
• The sum of 138557055780's digits is 54
• More coming soon!