138455280000

Names of 138455280000

• Cardinal: 138455280000 can be written as One hundred thirty-eight billion, four hundred fifty-five million, two hundred eighty thousand.

Scientific notation

• Scientific notation: 1.3845528 × 10¹¹

Factors of 138455280000

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 407

Divisors of 138455280000

• Number of divisors d(n): 960
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 19 20 24 25 29 30 32 36 38 40 45 48 50 57 58 60 64 72 75 76 80 87 90 95 96 100 114 116 120 125 128 144 145 150 152 160 171 174 180 190 192 200 225 228 232 240 250 261 285 288 290 300 304 320 342 348 349 360 375 380 384 400 435 450 456 464 475 480 500 522 551 570 576 580 600 608 625 640 684 696 698 720 725 750 760 800 855 870 900 912 928 950 960 1000 1044 1047 1102 1125 1140 1152 1160 1200 1216 1250 1305 1368 1392 1396 1425 1440 1450 1500 1520 1600 1653 1710 1740 1745 1800 1824 1856 1875 1900 1920 2000 2088 2094 2175 2204 2250 2280 2320 2375 2400 2432 2500 2610 2736 2755 2784 2792 2850 2880 2900 3000 3040 3141 3200 3306 3420 3480 3490 3600 3625 3648 3712 3750 3800 4000 4176 4188 4275 4350 4408 4500 4560 4640 4750 4800 4959 5000 5220 5235 5472 5510 5568 5584 5625 5700 5760 5800 6000 6080 6282 6525 6612 6631 6840 6960 6980 7125 7200 7250 7296 7500 7600 8000 8265 8352 8376 8550 8700 8725 8816 9000 9120 9280 9500 9600 9918 10000 10121 10440 10470 10875 10944 11020 11136 11168 11250 11400 11600 11875 12000 12160 12564 13050 13224 13262 13680 13775 13920 13960 14250 14400 14500 15000 15200 15705 16000 16530 16704 16752 17100 17400 17450 17632 18000 18125 18240 18560 19000 19836 19893 20000 20242 20880 20940 21375 21750 21888 22040 22336 22500 22800 23200 23750 24000 24795 25128 26100 26175 26448 26524 27360 27550 27840 27920 28500 28800 29000 30000 30363 30400 31410 32625 33060 33155 33408 33504 34200 34800 34900 35264 35625 36000 36250 36480 38000 39672 39786 40000 40484 41325 41760 41880 42750 43500 43625 44080 44672 45000 45600 46400 47500 48000 49590 50256 50605 52200 52350 52896 53048 54375 54720 55100 55680 55840 57000 58000 59679 60000 60726 60800 62820 65250 66120 66310 67008 68400 68875 69600 69800 70528 71250 72000 72500 76000 78525 79344 79572 80000 80968 82650 83520 83760 85500 87000 87250 88160 90000 91089 91200 92800 95000 99180 99465 100512 101210 104400 104700 105792 106096 106875 108750 109440 110200 111680 114000 116000 119358 120000 121452 123975 125640 130500 130875 132240 132620 134016 136800 137750 139200 139600 142500 144000 145000 151815 152000 157050 158688 159144 161936 163125 165300 165775 167040 167520 171000 174000 174500 176320 180000 182178 182400 190000 192299 198360 198930 201024 202420 206625 208800 209400 211584 212192 213750 217500 218125 220400 223360 228000 232000 238716 240000 242904 247950 251280 253025 261000 261750 264480 265240 273600 275500 278400 279200 285000 290000 298395 303630 304000 314100 317376 318288 323872 326250 330600 331550 335040 342000 344375 348000 349000 352640 360000 364356 380000 384598 392625 396720 397860 402048 404840 413250 417600 418800 424384 427500 435000 436250 440800 455445 456000 464000 477432 485808 495900 497325 502560 506050 522000 523500 528960 530480 547200 551000 558400 570000 576897 580000 596790 607260 619875 628200 634752 636576 647744 652500 654375 661200 663100 670080 684000 688750 696000 698000 720000 728712 759075 760000 769196 785250 793440 795720 809680 826500 828875 835200 837600 848768 855000 870000 872500 881600 910890 912000 954864 961495 971616 991800 994650 1005120 1012100 1033125 1044000 1047000 1057920 1060960 1102000 1116800 1140000 1153794 1160000 1193580 1214520 1239750 1256400 1265125 1273152 1295488 1305000 1308750 1322400 1326200 1368000 1377500 1392000 1396000 1457424 1491975 1518150 1520000 1538392 1570500 1586880 1591440 1619360 1653000 1657750 1675200 1710000 1730691 1740000 1745000 1763200 1821780 1909728 1922990 1943232 1963125 1983600 1989300 2010240 2024200 2066250 2088000 2094000 2121920 2204000 2277225 2280000 2307588 2320000 2387160 2429040 2479500 2486625 2512800 2530250 2546304 2610000 2617500 2644800 2652400 2736000 2755000 2792000 2884485 2914848 2983950 3036300 3076784 3099375 3141000 3173760 3182880 3238720 3306000 3315500 3350400 3420000 3461382 3480000 3490000 3643560 3795375 3819456 3845980 3886464 3926250 3967200 3978600 4048400 4132500 4144375 4176000 4188000 4243840 4408000 4554450 4560000 4615176 4774320 4807475 4858080 4959000 4973250 5025600 5060500 5220000 5235000 5289600 5304800 5510000 5584000 5768970 5829696 5967900 6072600 6153568 6198750 6282000 6325625 6365760 6477440 6612000 6631000 6840000 6922764 6960000 6980000 7287120 7459875 7590750 7638912 7691960 7852500 7934400 7957200 8096800 8265000 8288750 8376000 8653455 8816000 9108900 9230352 9548640 9614950 9716160 9918000 9946500 10051200 10121000 10440000 10470000 10609600 11020000 11386125 11537940 11659392 11935800 12145200 12307136 12397500 12433125 12564000 12651250 12731520 13224000 13262000 13680000 13845528 13960000 14422425 14574240 14919750 15181500 15383920 15705000 15868800 15914400 16193600 16530000 16577500 16752000 17306910 18217800 18460704 18976875 19097280 19229900 19432320 19836000 19893000 20242000 20880000 20940000 21219200 22040000 22772250 23075880 23871600 24037375 24290400 24614272 24795000 24866250 25128000 25302500 26448000 26524000 27691056 27920000 28844850 29148480 29839500 30363000 30767840 31410000 31828800 32387200 33060000 33155000 34613820 36435600 36921408 37299375 37953750 38194560 38459800 39672000 39786000 40484000 41880000 43267275 44080000 45544500 46151760 47743200 48074750 48580800 49590000 49732500 50256000 50605000 53048000 55382112 56930625 57689700 58296960 59679000 60726000 61535680 62820000 63657600 66120000 66310000 69227640 72112125 72871200 73842816 74598750 75907500 76919600 79344000 79572000 80968000 83760000 86534550 91089000 92303520 95486400 96149500 97161600 99180000 99465000 101210000 106096000 110764224 113861250 115379400 119358000 120186875 121452000 123071360 125640000 132240000 132620000 138455280 144224250 145742400 149197500 151815000 153839200 159144000 161936000 173069100 182178000 184607040 190972800 192299000 198360000 198930000 202420000 216336375 221528448 227722500 230758800 238716000 240373750 242904000 251280000 265240000 276910560 288448500 291484800 298395000 303630000 307678400 318288000 346138200 360560625 364356000 369214080 384598000 396720000 397860000 404840000 432672750 455445000 461517600 477432000 480747500 485808000 530480000 553821120 576897000 596790000 607260000 615356800 692276400 721121250 728712000 769196000 795720000 809680000 865345500 910890000 923035200 954864000 961495000 1081681875 1107642240 1153794000 1193580000 1214520000 1384552800 1442242500 1457424000 1538392000 1591440000 1730691000 1821780000 1846070400 1922990000 2163363750 2307588000 2387160000 2429040000 2769105600 2884485000 3076784000 3461382000 3643560000 3845980000 4326727500 4615176000 4774320000 5538211200 5768970000 6922764000 7287120000 7691960000 8653455000 9230352000 11537940000 13845528000 15383920000 17306910000 23075880000 27691056000 34613820000 46151760000 69227640000 138455280000
• Sum of all divisors σ(n): 543693150000
• Sum of proper divisors (its aliquot sum) s(n): 405237870000
• 138455280000 is an abundant number, because the sum of its proper divisors (405237870000) is greater than itself. Its abundance is 266782590000

Bases of 138455280000

• Binary: 10000000111100100100111110100110000000₂
• Hexadecimal: 0x203C93E980
• Base-36: 1RLSP5S0

Squares and roots of 138455280000

• 138455280000 squared (138455280000²) is 19169864559878400000000
• 138455280000 cubed (138455280000³) is 2654168965200040637952000000000000
• The square root of 138455280000 is 372095.7941175901
• The cube root of 138455280000 is 5173.3259305405

Scales and comparisons

• 138,455,280,000 seconds is equal to 4,402 years, 23 weeks, 2 days, 16 hours.
• To count from 1 to 138,455,280,000 would take you about eight thousand, eight hundred four 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 138455280000 cubic inches would be around 431.1 feet tall.

Recreational maths with 138455280000

• 138455280000 backwards is 000082554831
• 138455280000 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138455280000's digits is 36
• More coming soon!