20345680920

Names of 20345680920

• Cardinal: 20345680920 can be written as Twenty billion, three hundred forty-five million, six hundred eighty thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 2.034568092 × 10¹⁰

Factors of 20345680920

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 417

Divisors of 20345680920

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 17 20 24 30 34 40 41 51 60 68 82 85 102 120 123 136 164 170 204 205 246 255 289 328 340 349 408 410 492 510 578 615 680 697 698 820 867 984 1020 1047 1156 1230 1394 1396 1445 1640 1681 1734 1745 2040 2091 2094 2312 2460 2788 2792 2890 3362 3468 3485 3490 4182 4188 4335 4920 5043 5235 5576 5780 5933 6724 6936 6970 6980 8364 8376 8405 8670 10086 10455 10470 11560 11849 11866 13448 13940 13960 14309 16728 16810 17340 17799 20172 20910 20940 23698 23732 25215 27880 28577 28618 29665 33620 34680 35547 35598 40344 41820 41880 42927 47396 47464 50430 57154 57236 59245 59330 67240 71094 71196 71545 83640 85731 85854 88995 94792 100860 100861 114308 114472 118490 118660 142188 142392 142885 143090 171462 171708 177735 177990 201720 201722 214635 228616 236980 237320 243253 284376 285770 286180 302583 342924 343416 355470 355980 403444 428655 429270 473960 485809 486506 504305 571540 572360 586669 605166 685848 710940 711960 729759 806888 857310 858540 971618 973012 1008610 1143080 1173338 1210332 1216265 1421880 1457427 1459518 1512915 1714620 1717080 1760007 1943236 1946024 2017220 2346676 2420664 2429045 2432530 2914854 2919036 2933345 3025830 3429240 3520014 3648795 3886472 4034440 4135301 4693352 4858090 4865060 5829708 5838072 5866690 6051660 7040028 7287135 7297590 8270602 8800035 9716180 9730120 9973373 11659416 11733380 12103320 12405903 14080056 14574270 14595180 16541204 17600070 19432360 19946746 20676505 23466760 24811806 29148540 29190360 29920119 33082408 35200140 39893492 41353010 49623612 49866865 58297080 59840238 62029515 70400280 79786984 82706020 99247224 99733730 119680476 124059030 149600595 165412040 169547341 199467460 239360952 248118060 299201190 339094682 398934920 496236120 508642023 598402380 678189364 847736705 1017284046 1196804760 1356378728 1695473410 2034568092 2543210115 3390946820 4069136184 5086420230 6781893640 10172840460 20345680920
• Sum of all divisors σ(n): 66649086000
• Sum of proper divisors (its aliquot sum) s(n): 46303405080
• 20345680920 is an abundant number, because the sum of its proper divisors (46303405080) is greater than itself. Its abundance is 25957724160

Bases of 20345680920

• Binary: 10010111100101100100111010000011000₂
• Hexadecimal: 0x4BCB27418
• Base-36: 9CHAJVC

Squares and roots of 20345680920

• 20345680920 squared (20345680920²) is 413946732098452046400
• 20345680920 cubed (20345680920³) is 8422028129151827361975434688000
• The square root of 20345680920 is 142638.2870059789
• The cube root of 20345680920 is 2729.9670781899

Scales and comparisons

• 20,345,680,920 seconds is equal to 646 years, 48 weeks, 2 days, 10 hours, 2 minutes.
• To count from 1 to 20,345,680,920 would take you about one thousand, two hundred ninety-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 20345680920 cubic inches would be around 227.5 feet tall.

Recreational maths with 20345680920

• 20345680920 backwards is 02908654302
• The number of decimal digits it has is: 11
• The sum of 20345680920's digits is 39
• More coming soon!