138998660430

Names of 138998660430

• Cardinal: 138998660430 can be written as One hundred thirty-eight billion, nine hundred ninety-eight million, six hundred sixty thousand, four hundred thirty.

Scientific notation

• Scientific notation: 1.3899866043 × 10¹¹

Factors of 138998660430

• Number of distinct prime factors ω(n): 9
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 576

Divisors of 138998660430

• Number of divisors d(n): 512
• Complete list of divisors:
  1 2 3 5 6 7 10 14 15 17 19 21 30 34 35 38 41 42 51 57 70 82 85 95 102 105 114 119 123 133 151 170 190 205 210 238 246 255 266 285 287 302 323 331 357 399 410 453 510 570 574 595 615 646 662 665 697 714 755 779 798 861 906 969 993 1057 1190 1230 1330 1394 1435 1510 1558 1615 1655 1722 1785 1938 1986 1995 2091 2114 2261 2265 2317 2337 2567 2869 2870 3171 3230 3310 3485 3570 3895 3990 4182 4305 4522 4530 4634 4674 4845 4879 4965 5134 5285 5453 5627 5738 6191 6289 6342 6783 6951 6970 7701 7790 8607 8610 9690 9758 9930 10455 10570 10906 11254 11305 11585 11685 12382 12578 12835 13243 13566 13571 13902 14345 14637 15402 15855 16359 16881 17214 17969 18573 18867 20083 20910 22610 23170 23370 24395 25670 26486 27142 27265 28135 28690 29274 30955 31445 31710 32718 33762 33915 34755 35938 37146 37734 38505 39389 39729 40166 40713 43035 43337 44023 48773 48790 49981 53907 54530 56270 60249 61910 62890 66215 67830 67855 69510 73185 77010 78778 79458 81426 81795 84405 86070 86674 88046 89845 92701 92865 94335 94997 97546 99962 100415 105247 106913 107814 117629 118167 120498 130011 132069 132430 135710 146319 146370 149943 163590 168810 179690 185402 185730 188670 189994 196945 198645 200830 203565 210494 213826 216685 220115 230707 235258 236334 243865 249905 257849 260022 264138 269535 278103 284991 292638 299886 301245 315741 320739 341411 349867 352887 393890 397290 407130 433370 440230 461414 463505 474985 487730 499810 515698 526235 534565 539070 556206 569982 588145 590835 602490 631482 641478 650055 660345 682822 692121 699734 705774 731595 736729 748391 749715 773547 823403 849677 927010 949639 949970 1024233 1049601 1052470 1069130 1153535 1176290 1181670 1289245 1300110 1320690 1384242 1390515 1424955 1463190 1473458 1496782 1499430 1547094 1578705 1603695 1614949 1646806 1699354 1707055 1749335 1764435 1804943 1899278 1999693 2048466 2049221 2099202 2210187 2245173 2307070 2470209 2549031 2578490 2781030 2848917 2849910 3157410 3207390 3229898 3414110 3460605 3498670 3528870 3609886 3683645 3741955 3867735 3999386 4098442 4117015 4248385 4383433 4420374 4490346 4748195 4844847 4940418 5098062 5121165 5248005 5414829 5697834 5947739 5999079 6147663 6647473 6921210 7367290 7483910 7735470 8074745 8234030 8496770 8766866 9024715 9496390 9689694 9998465 10242330 10246105 10496010 10829658 11050935 11225865 11895478 11998158 12295326 12351045 12745155 13150299 13294946 13997851 14244585 14344547 16143863 16149490 17843217 18049430 19942419 19996930 20492210 21917165 22101870 22451730 24224235 24702090 25490310 26300598 27074145 27995702 28489170 28689094 29738695 29995395 30684031 30738315 32287726 33237365 34836757 35686434 38935199 39884838 41993553 43033641 43834330 48431589 48448470 54148290 59477390 59990790 61368062 61476630 65751495 66474730 69673514 69989255 71722735 77870398 80719315 83987106 86067282 89216085 92052093 96863178 99712095 104510271 113007041 116805597 131502990 139978510 143445470 153420155 161438630 174183785 178432170 184104186 194675995 199424190 209020542 209967765 215168205 226014082 233611194 242157945 243857299 272546393 306840310 339021123 348367570 389351990 419935530 430336410 460260465 484315890 487714598 522551355 545092786 565035205 584027985 661898383 678042246 731571897 817639179 920520930 1045102710 1130070410 1168055970 1219286495 1323796766 1362731965 1463143794 1635278358 1695105615 1985695149 2438572990 2725463930 3309491915 3390211230 3657859485 3971390298 4088195895 4633288681 6618983830 7315718970 8176391790 9266577362 9928475745 13899866043 19856951490 23166443405 27799732086 46332886810 69499330215 138998660430
• Sum of all divisors σ(n): 439497031680
• Sum of proper divisors (its aliquot sum) s(n): 300498371250
• 138998660430 is an abundant number, because the sum of its proper divisors (300498371250) is greater than itself. Its abundance is 161499710820

Bases of 138998660430

• Binary: 10000001011100111101110011110101001110₂
• Hexadecimal: 0x205CF73D4E
• Base-36: 1RUS7OSU

Squares and roots of 138998660430

• 138998660430 squared (138998660430²) is 19320627601334447784900
• 138998660430 cubed (138998660430³) is 2685541355252372322514880781507000
• The square root of 138998660430 is 372825.2411385259
• The cube root of 138998660430 is 5180.0848267789

Scales and comparisons

• 138,998,660,430 seconds is equal to 4,419 years, 37 weeks, 5 days, 19 hours, 30 seconds.
• To count from 1 to 138,998,660,430 would take you about eight thousand, eight hundred thirty-nine 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 138998660430 cubic inches would be around 431.7 feet tall.

Recreational maths with 138998660430

• 138998660430 backwards is 034066899831
• 138998660430 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138998660430's digits is 57
• More coming soon!