64780042240

Names of 64780042240

• Cardinal: 64780042240 can be written as Sixty-four billion, seven hundred eighty million, forty-two thousand, two hundred forty.

Scientific notation

• Scientific notation: 6.478004224 × 10¹⁰

Factors of 64780042240

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 20
• Sum of prime factors: 454

Divisors of 64780042240

• Number of divisors d(n): 272
• Complete list of divisors:
  1 2 4 5 8 10 16 17 20 29 32 34 40 58 64 68 80 85 116 128 136 145 160 170 232 256 272 290 320 340 401 464 493 512 544 580 640 680 802 928 986 1024 1088 1160 1280 1360 1604 1856 1972 2005 2048 2176 2320 2465 2560 2720 3208 3712 3944 4010 4096 4352 4640 4930 5120 5440 6416 6817 7424 7888 8020 8192 8704 9280 9860 10240 10880 11629 12832 13634 14848 15776 16040 16384 17408 18560 19720 20480 21760 23258 25664 27268 29696 31552 32080 32768 34085 34816 37120 39440 40960 43520 46516 51328 54536 58145 59392 63104 64160 65536 68170 69632 74240 78880 81920 87040 93032 102656 109072 116290 118784 126208 128320 136340 139264 148480 157760 163840 174080 186064 197693 205312 218144 232580 237568 252416 256640 272680 278528 296960 315520 327680 348160 372128 395386 410624 436288 465160 475136 504832 513280 545360 557056 593920 631040 696320 744256 790772 821248 872576 930320 950272 988465 1009664 1026560 1090720 1114112 1187840 1262080 1392640 1488512 1581544 1642496 1745152 1860640 1900544 1976930 2019328 2053120 2181440 2375680 2524160 2785280 2977024 3163088 3284992 3490304 3721280 3953860 4038656 4106240 4362880 4751360 5048320 5570560 5954048 6326176 6569984 6980608 7442560 7907720 8077312 8212480 8725760 9502720 10096640 11908096 12652352 13139968 13961216 14885120 15815440 16154624 16424960 17451520 20193280 23816192 25304704 26279936 27922432 29770240 31630880 32309248 32849920 34903040 40386560 47632384 50609408 55844864 59540480 63261760 65699840 69806080 80773120 95264768 101218816 111689728 119080960 126523520 131399680 139612160 161546240 190529536 202437632 223379456 238161920 253047040 279224320 381059072 404875264 446758912 476323840 506094080 558448640 762118144 809750528 952647680 1012188160 1116897280 1619501056 1905295360 2024376320 2233794560 3239002112 3810590720 4048752640 6478004224 8097505280 12956008448 16195010560 32390021120 64780042240
• Sum of all divisors σ(n): 170717356080
• Sum of proper divisors (its aliquot sum) s(n): 105937313840
• 64780042240 is an abundant number, because the sum of its proper divisors (105937313840) is greater than itself. Its abundance is 41157271600

Bases of 64780042240

• Binary: 111100010101001100010000000000000000₂
• Hexadecimal: 0xF15310000
• Base-36: TRCD4HS

Squares and roots of 64780042240

• 64780042240 squared (64780042240²) is 4196453872616184217600
• 64780042240 cubed (64780042240³) is 271846459126287992923749351424000
• The square root of 64780042240 is 254519.2374654615
• The cube root of 64780042240 is 4016.1853006779

Scales and comparisons

• 64,780,042,240 seconds is equal to 2,059 years, 41 weeks, 6 days, 10 minutes, 40 seconds.
• To count from 1 to 64,780,042,240 would take you about four thousand, one hundred nineteen 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 64780042240 cubic inches would be around 334.7 feet tall.

Recreational maths with 64780042240

• 64780042240 backwards is 04224008746
• The number of decimal digits it has is: 11
• The sum of 64780042240's digits is 37
• More coming soon!