20498128464

Names of 20498128464

• Cardinal: 20498128464 can be written as Twenty billion, four hundred ninety-eight million, one hundred twenty-eight thousand, four hundred sixty-four.

Scientific notation

• Scientific notation: 2.0498128464 × 10¹⁰

Factors of 20498128464

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 552

Divisors of 20498128464

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 4 6 8 11 12 16 22 24 29 33 37 44 48 58 66 74 87 88 97 111 116 132 148 174 176 194 222 232 264 291 296 319 348 373 388 407 444 464 528 582 592 638 696 746 776 814 888 957 1067 1073 1119 1164 1221 1276 1392 1492 1552 1628 1776 1914 2134 2146 2238 2328 2442 2552 2813 2984 3201 3219 3256 3589 3828 4103 4268 4292 4476 4656 4884 5104 5626 5968 6402 6438 6512 7178 7656 8206 8439 8536 8584 8952 9768 10767 10817 11252 11803 12309 12804 12876 13801 14356 15312 16412 16878 17072 17168 17904 19536 21534 21634 22504 23606 24618 25608 25752 27602 28712 30943 32451 32824 33756 35409 36181 39479 41403 43068 43268 45008 47212 49236 51216 51504 55204 57424 61886 64902 65648 67512 70818 72362 78958 82806 86136 86536 92829 94424 98472 104081 108543 110408 118437 118987 123772 129804 135024 141636 144724 151811 157916 165612 172272 173072 185658 188848 196944 208162 217086 220816 236874 237974 247544 259608 283272 289448 303622 312243 315832 331224 356961 371316 397991 400229 416324 434172 455433 473748 475948 495088 519216 566544 578896 607244 624486 631664 662448 713922 742632 795982 800458 832648 868344 910866 947496 951896 1049249 1144891 1193973 1200687 1214488 1248972 1338697 1427844 1485264 1591964 1600916 1665296 1736688 1821732 1894992 1903792 2098498 2289782 2387946 2401374 2428976 2497944 2677394 2855688 3147747 3183928 3201832 3434673 3643464 4016091 4196996 4402519 4579564 4775892 4802748 4995888 5354788 5711376 6295494 6367856 6403664 6869346 7286928 8032182 8393992 8805038 9159128 9551784 9605496 10709576 11541739 12590988 13207557 13738692 14725667 16064364 16787984 17610076 18318256 19103568 19210992 21419152 23083478 25181976 26415114 27477384 29451334 32128728 34625217 35220152 38822213 44177001 46166956 50363952 52830228 54954768 58902668 64257456 69250434 70440304 77644426 88354002 92333912 105660456 116466639 117805336 138500868 155288852 176708004 184667824 211320912 232933278 235610672 277001736 310577704 353416008 427044343 465866556 554003472 621155408 706832016 854088686 931733112 1281133029 1708177372 1863466224 2562266058 3416354744 5124532116 6832709488 10249064232 20498128464
• Sum of all divisors σ(n): 62173520640
• Sum of proper divisors (its aliquot sum) s(n): 41675392176
• 20498128464 is an abundant number, because the sum of its proper divisors (41675392176) is greater than itself. Its abundance is 21177263712

Bases of 20498128464

• Binary: 10011000101110010001001111001010000₂
• Hexadecimal: 0x4C5C89E50
• Base-36: 9F0215C

Squares and roots of 20498128464

• 20498128464 squared (20498128464²) is 420173270526646999296
• 20498128464 cubed (20498128464³) is 8612765676394235126749525561344
• The square root of 20498128464 is 143171.6747963787
• The cube root of 20498128464 is 2736.7685484135

Scales and comparisons

• 20,498,128,464 seconds is equal to 651 years, 40 weeks, 2 days, 20 hours, 34 minutes, 24 seconds.
• To count from 1 to 20,498,128,464 would take you about one thousand, three hundred three 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 20498128464 cubic inches would be around 228.1 feet tall.

Recreational maths with 20498128464

• 20498128464 backwards is 46482189402
• 20498128464 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20498128464's digits is 48
• More coming soon!