139280122890

Names of 139280122890

• Cardinal: 139280122890 can be written as One hundred thirty-nine billion, two hundred eighty million, one hundred twenty-two thousand, eight hundred ninety.

Scientific notation

• Scientific notation: 1.3928012289 × 10¹¹

Factors of 139280122890

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 88

Divisors of 139280122890

• Number of divisors d(n): 324
• Complete list of divisors:
  1 2 3 5 6 9 10 15 18 27 30 31 45 47 54 62 81 90 93 94 135 141 155 162 186 235 243 270 279 282 310 405 423 465 470 486 558 705 729 810 837 846 930 961 1215 1269 1395 1410 1457 1458 1674 1922 2115 2187 2209 2430 2511 2538 2790 2883 2914 3645 3807 4185 4230 4371 4374 4418 4805 5022 5766 6345 6561 6627 7285 7290 7533 7614 8370 8649 8742 9610 10935 11045 11421 12555 12690 13113 13122 13254 14415 14570 15066 17298 19035 19881 21855 21870 22090 22599 22842 25110 25947 26226 28830 32805 33135 34263 37665 38070 39339 39762 43245 43710 45167 45198 51894 57105 59643 65565 65610 66270 67797 68479 68526 75330 77841 78678 86490 90334 99405 102789 112995 114210 118017 119286 129735 131130 135501 135594 136958 155682 171315 178929 196695 198810 203391 205437 205578 225835 225990 233523 236034 259470 271002 298215 308367 338985 342395 342630 354051 357858 389205 393390 406503 406782 410874 451670 467046 513945 536787 590085 596430 616311 616734 677505 677970 684790 700569 708102 778410 813006 894645 1016955 1027185 1027890 1062153 1073574 1167615 1180170 1219509 1232622 1355010 1401138 1541835 1610361 1770255 1789290 1848933 2032515 2033910 2054370 2101707 2122849 2124306 2335230 2439018 2683935 3081555 3083670 3186459 3220722 3502845 3540510 3658527 3697866 4065030 4203414 4245698 4831083 5310765 5367870 5546799 6097545 6163110 6305121 6368547 6372918 7005690 7317054 8051805 9244665 9559377 9662166 10508535 10614245 10621530 10975581 11093598 12195090 12610242 12737094 14493249 15932295 16103610 16640397 18292635 18489330 19105641 19118754 21017070 21228490 21951162 24155415 27733995 28986498 31525605 31842735 31864590 32926743 33280794 36585270 38211282 47796885 48310830 49921191 54877905 55467990 57316923 63051210 63685470 65853486 72466245 83201985 95528205 95593770 98780229 99842382 109755810 114633846 144932490 149763573 164633715 166403970 171950769 191056410 197560458 249605955 286584615 296340687 299527146 329267430 343901538 449290719 493901145 499211910 515852307 573169230 592681374 748817865 859753845 898581438 987802290 1031704614 1481703435 1497635730 1547556921 1719507690 2246453595 2579261535 2963406870 3095113842 4492907190 4642670763 5158523070 7737784605 9285341526 13928012289 15475569210 23213353815 27856024578 46426707630 69640061445 139280122890
• Sum of all divisors σ(n): 397001862738
• Sum of proper divisors (its aliquot sum) s(n): 257721739848
• 139280122890 is an abundant number, because the sum of its proper divisors (257721739848) is greater than itself. Its abundance is 118441616958

Bases of 139280122890

• Binary: 10000001101101101111100000010000001010₂
• Hexadecimal: 0x206DBE040A
• Base-36: 1RZFSEMI

Squares and roots of 139280122890

• 139280122890 squared (139280122890²) is 19398952632253501952100
• 139280122890 cubed (139280122890³) is 2701888506557556729521342893569000
• The square root of 139280122890 is 373202.5226200917
• The cube root of 139280122890 is 5183.5789045975

Scales and comparisons

• 139,280,122,890 seconds is equal to 4,428 years, 35 weeks, 1 day, 11 hours, 1 minute, 30 seconds.
• To count from 1 to 139,280,122,890 would take you about eight thousand, eight hundred fifty-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 139280122890 cubic inches would be around 432 feet tall.

Recreational maths with 139280122890

• 139280122890 backwards is 098221082931
• 139280122890 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 139280122890's digits is 45
• More coming soon!