138970707120

Names of 138970707120

• Cardinal: 138970707120 can be written as One hundred thirty-eight billion, nine hundred seventy million, seven hundred seven thousand, one hundred twenty.

Scientific notation

• Scientific notation: 1.3897070712 × 10¹¹

Factors of 138970707120

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 10057

Divisors of 138970707120

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 28 30 35 36 40 42 45 48 49 56 60 63 70 72 80 84 90 98 105 112 120 126 140 144 147 168 180 196 210 240 245 252 280 294 315 336 360 392 409 420 441 490 504 560 588 630 720 735 784 818 840 882 980 1008 1176 1227 1260 1470 1636 1680 1764 1960 2045 2205 2352 2454 2520 2863 2940 3272 3528 3681 3920 4090 4410 4908 5040 5726 5880 6135 6544 7056 7362 8180 8589 8820 9631 9816 11452 11760 12270 14315 14724 16360 17178 17640 18405 19262 19632 20041 22904 24540 25767 28630 28893 29448 32720 34356 35280 36810 38524 40082 42945 45808 48155 49080 51534 57260 57786 58896 60123 67417 68712 73620 77048 80164 85890 86679 96310 98160 100205 103068 114520 115572 120246 128835 134834 137424 144465 147240 154096 160328 171780 173358 180369 192620 200410 202251 206136 229040 231144 240492 257670 269668 288930 294480 300615 320656 337085 343560 346716 360738 385240 400820 404502 412272 433395 462288 471919 480984 515340 539336 577860 601230 606753 674170 687120 693432 721476 770480 801640 809004 866790 901845 943838 961968 1011255 1030680 1078672 1155720 1202460 1213506 1348340 1386864 1415757 1442952 1603280 1618008 1733580 1803690 1887676 2022510 2061360 2311440 2359595 2404920 2427012 2696680 2831514 2885904 3033765 3236016 3467160 3607380 3775352 3939079 4045020 4247271 4719190 4809840 4854024 5393360 5663028 6067530 6934320 7078785 7214760 7550704 7878158 8090040 8494542 9438380 9708048 11326056 11817237 12135060 14157570 14429520 15756316 16180080 16989084 18876760 19695395 21236355 22652112 23634474 24270120 27573553 28315140 31512632 33978168 35451711 37753520 39390790 42472710 47268948 48540240 55147106 56630280 59086185 63025264 67956336 70903422 78781580 82720659 84945420 94537896 110294212 113260560 118172370 137867765 141806844 157563160 165441318 169890840 177258555 189075792 193014871 220588424 236344740 248161977 275735530 283613688 315126320 330882636 339781680 354517110 386029742 413603295 441176848 472689480 496323954 551471060 567227376 579044613 661765272 709034220 772059484 827206590 945378960 965074355 992647908 1102942120 1158089226 1240809885 1323530544 1418068440 1544118968 1654413180 1737133839 1930148710 1985295816 2205884240 2316178452 2481619770 2836136880 2895223065 3088237936 3308826360 3474267678 3860297420 3970591632 4632356904 4963239540 5790446130 6617652720 6948535356 7720594840 8685669195 9264713808 9926479080 11580892260 13897070712 15441189680 17371338390 19852958160 23161784520 27794141424 34742676780 46323569040 69485353560 138970707120
• Sum of all divisors σ(n): 544291413120
• Sum of proper divisors (its aliquot sum) s(n): 405320706000
• 138970707120 is an abundant number, because the sum of its proper divisors (405320706000) is greater than itself. Its abundance is 266349998880

Bases of 138970707120

• Binary: 10000001011011010011001011010010110000₂
• Hexadecimal: 0x205B4CB4B0
• Base-36: 1RUBKJW0

Squares and roots of 138970707120

• 138970707120 squared (138970707120²) is 19312857437432818694400
• 138970707120 cubed (138970707120³) is 2683921454587789971455523184128000
• The square root of 138970707120 is 372787.7507644263
• The cube root of 138970707120 is 5179.7375567061

Scales and comparisons

• 138,970,707,120 seconds is equal to 4,418 years, 43 weeks, 4 days, 6 hours, 12 minutes.
• To count from 1 to 138,970,707,120 would take you about eight thousand, eight hundred thirty-seven 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 138970707120 cubic inches would be around 431.6 feet tall.

Recreational maths with 138970707120

• 138970707120 backwards is 021707079831
• 138970707120 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138970707120's digits is 45
• More coming soon!