138421076472

Names of 138421076472

• Cardinal: 138421076472 can be written as One hundred thirty-eight billion, four hundred twenty-one million, seventy-six thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 1.38421076472 × 10¹¹

Factors of 138421076472

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 288

Divisors of 138421076472

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 18 21 24 27 28 29 36 42 49 53 54 56 58 63 67 72 84 87 98 106 108 116 126 127 134 147 159 168 174 189 196 201 203 212 216 232 252 254 261 268 294 318 348 371 378 381 392 402 406 424 441 469 477 504 508 522 536 588 603 609 636 696 742 756 762 783 804 812 882 889 938 954 1016 1044 1113 1143 1176 1206 1218 1272 1323 1407 1421 1431 1484 1512 1524 1537 1566 1608 1624 1764 1778 1809 1827 1876 1908 1943 2088 2226 2286 2412 2436 2597 2646 2667 2814 2842 2862 2968 3048 3074 3132 3283 3339 3429 3528 3551 3556 3618 3654 3683 3752 3816 3886 4221 4263 4452 4572 4611 4824 4872 5194 5292 5334 5481 5628 5684 5724 5829 6148 6223 6264 6566 6678 6731 6858 7102 7112 7236 7308 7366 7772 7791 8001 8442 8509 8526 8904 9144 9222 9849 10017 10388 10584 10653 10668 10759 10962 11049 11256 11368 11448 11658 12296 12446 12663 12789 13132 13356 13462 13601 13716 13833 14204 14472 14616 14732 15544 15582 16002 16884 17018 17052 17487 18444 18669 19698 20034 20193 20776 21306 21336 21518 21924 22098 23316 23373 24003 24857 24892 25326 25527 25578 25781 26264 26712 26924 27202 27432 27666 28408 29464 29547 31164 31959 32004 32277 33147 33768 34036 34104 34974 36888 37338 38367 39396 40068 40386 40803 41499 42612 43036 43848 44196 46632 46746 47117 48006 49714 49784 50652 51054 51156 51562 52461 53848 54404 55332 56007 59094 59563 60579 62328 63918 64008 64554 66294 68072 69948 70119 74571 74676 75313 76581 76734 77343 78792 80136 80772 81606 82998 85224 86072 88392 88641 93492 94234 95207 95877 96012 96831 99428 99441 101304 102108 102312 102979 103124 104922 108808 110664 112014 118188 119126 121158 122409 127836 129108 132588 139896 140238 141351 149142 149352 150626 153162 153468 154686 161544 163212 165996 168021 173999 177282 178689 180467 181737 186984 188468 190414 191754 192024 193662 195199 198856 198882 204216 205958 206248 209844 223713 224028 225939 229743 232029 236376 238252 242316 244818 246761 255672 258216 265176 280476 282702 285621 290493 298284 301252 306324 306936 308937 309372 326424 329819 331992 336042 347998 354564 357378 360934 363474 367227 376936 380828 383508 387324 390398 397764 411916 416941 419688 424053 447426 448056 450977 451878 459486 464058 476504 484632 489636 493522 521997 536067 541401 560952 565404 571242 580986 585597 596568 602504 612648 617874 618744 659638 671139 672084 677817 695996 696087 709128 714756 720853 721868 726948 734454 740283 761656 767016 774648 780796 795528 823832 833882 848106 856863 894852 901954 903756 918972 926811 928116 979272 987044 989457 1043994 1072134 1082802 1130808 1142484 1161972 1171194 1235748 1250823 1272159 1319276 1342278 1344168 1352931 1355634 1366393 1391992 1392174 1429512 1441706 1443736 1453896 1468908 1480566 1561592 1565991 1608201 1624203 1667764 1696212 1713726 1727327 1756791 1789704 1803908 1807512 1837944 1853622 1856232 1974088 1978914 2033451 2087988 2144268 2162559 2165604 2220849 2284968 2323944 2342388 2471496 2501646 2544318 2570589 2638552 2684556 2705862 2711268 2732786 2780433 2784348 2883412 2937816 2961132 2968371 3131982 3156839 3216402 3248406 3335528 3392424 3427452 3454654 3513582 3607816 3707244 3752469 3957828 4058793 4066902 4099179 4175976 4288536 4325118 4331208 4441698 4684776 4697973 4872609 5003292 5045971 5088636 5141178 5181981 5270373 5369112 5411724 5422536 5465572 5560866 5568696 5766824 5922264 5936742 6263964 6313678 6432804 6487677 6496812 6662547 6854904 6909308 7027164 7414488 7504938 7915656 8117586 8133804 8198358 8650236 8883396 8905113 9395946 9470517 9564751 9745218 10006584 10091942 10177272 10282356 10363962 10540746 10823448 10931144 11121732 11257407 11873484 12091289 12176379 12297537 12527928 12627356 12865608 12975354 12993624 13078333 13325094 13818616 14054328 15009876 15137913 15545943 16235172 16267608 16396716 17300472 17766792 17810226 18791892 18941034 19129502 19463031 19490436 20183884 20564712 20727924 21081492 22097873 22243464 22514814 23746968 24182578 24352758 24595074 25254712 25950708 26156666 26650188 28411551 28694253 30019752 30275826 31091886 32470344 32793432 35620452 36273867 36892611 37583784 37882068 38259004 38926062 38980872 39234999 40367768 41455848 42162984 44195746 45029628 45413739 46637829 48365156 48705516 49190148 51901416 52313332 53300376 56823102 57388506 60551652 62183772 66293619 71240904 72547734 73785222 75764136 76518008 77852124 78469998 85234653 86082759 88391492 90059256 90827478 91548331 93275658 96730312 97411032 98380296 104626664 108821601 113646204 114777012 117704997 121103304 124367544 132587238 136241217 145095468 147570444 155704248 156939996 170469306 172165518 176782984 181654956 183096662 186551316 198880857 217643202 227292408 229554024 235409994 258248277 265174476 272482434 274644993 290190936 295140888 313879992 326464803 340938612 344331036 353114991 363309912 366193324 373102632 397761714 435286404 470819988 516496554 530348952 544964868 549289986 596642571 640838317 652929606 681877224 688662072 706229982 732386648 795523428 823934979 870572808 941639976 1032993108 1089929736 1098579972 1193285142 1281676634 1305859212 1412459964 1591046856 1647869958 1922514951 2065986216 2197159944 2386570284 2471804937 2563353268 2611718424 2824919928 3295739916 3845029902 4773140568 4943609874 5126706536 5767544853 6591479832 7690059804 9887219748 11535089706 15380119608 17302634559 19774439496 23070179412 34605269118 46140358824 69210538236 138421076472
• Sum of all divisors σ(n): 482236416000
• Sum of proper divisors (its aliquot sum) s(n): 343815339528
• 138421076472 is an abundant number, because the sum of its proper divisors (343815339528) is greater than itself. Its abundance is 205394263056

Bases of 138421076472

• Binary: 10000000111010100010100000000111111000₂
• Hexadecimal: 0x203A8A01F8
• Base-36: 1RL8C260

Squares and roots of 138421076472

• 138421076472 squared (138421076472²) is 19160394411667271966784
• 138421076472 cubed (138421076472³) is 2652202420091076901933829907906048
• The square root of 138421076472 is 372049.8306302531
• The cube root of 138421076472 is 5172.8998950943

Scales and comparisons

• 138,421,076,472 seconds is equal to 4,401 years, 18 weeks, 5 days, 19 hours, 1 minute, 12 seconds.
• To count from 1 to 138,421,076,472 would take you about eight thousand, eight hundred two 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 138421076472 cubic inches would be around 431.1 feet tall.

Recreational maths with 138421076472

• 138421076472 backwards is 274670124831
• The number of decimal digits it has is: 12
• The sum of 138421076472's digits is 45
• More coming soon!