1444720640

Names of 1444720640

• Cardinal: 1444720640 can be written as One billion, four hundred forty-four million, seven hundred twenty thousand, six hundred forty.

Scientific notation

• Scientific notation: 1.44472064 × 10⁹

Factors of 1444720640

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 71

Divisors of 1444720640

• Number of divisors d(n): 208
• Complete list of divisors:
  1 2 4 5 8 10 11 16 20 22 32 40 44 53 55 64 80 88 106 110 121 128 160 176 212 220 242 256 265 320 352 424 440 484 512 530 583 605 640 704 848 880 968 1024 1060 1166 1210 1280 1331 1408 1696 1760 1936 2048 2120 2332 2420 2560 2662 2816 2915 3392 3520 3872 4096 4240 4664 4840 5120 5324 5632 5830 6413 6655 6784 7040 7744 8480 9328 9680 10240 10648 11264 11660 12826 13310 13568 14080 15488 16960 18656 19360 20480 21296 22528 23320 25652 26620 27136 28160 30976 32065 33920 37312 38720 42592 45056 46640 51304 53240 54272 56320 61952 64130 67840 70543 74624 77440 85184 93280 102608 106480 108544 112640 123904 128260 135680 141086 149248 154880 170368 186560 205216 212960 217088 225280 247808 256520 271360 282172 298496 309760 340736 352715 373120 410432 425920 495616 513040 542720 564344 596992 619520 681472 705430 746240 820864 851840 1026080 1085440 1128688 1193984 1239040 1362944 1410860 1492480 1641728 1703680 2052160 2257376 2387968 2478080 2725888 2821720 2984960 3283456 3407360 4104320 4514752 5451776 5643440 5969920 6566912 6814720 8208640 9029504 11286880 11939840 13133824 13629440 16417280 18059008 22573760 26267648 27258880 32834560 36118016 45147520 65669120 72236032 90295040 131338240 144472064 180590080 288944128 361180160 722360320 1444720640
• Sum of all divisors σ(n): 3885286176
• Sum of proper divisors (its aliquot sum) s(n): 2440565536
• 1444720640 is an abundant number, because the sum of its proper divisors (2440565536) is greater than itself. Its abundance is 995844896

Bases of 1444720640

• Binary: 1010110000111001011000000000000₂
• Hexadecimal: 0x561CB000
• Base-36: NW5DKW

Squares and roots of 1444720640

• 1444720640 squared (1444720640²) is 2087217727642009600
• 1444720640 cubed (1444720640³) is 3015446531298309800198144000
• The square root of 1444720640 is 38009.4809225277
• The cube root of 1444720640 is 1130.4758587869

Scales and comparisons

• 1,444,720,640 seconds is equal to 45 years, 48 weeks, 5 days, 7 hours, 17 minutes, 20 seconds.
• To count from 1 to 1,444,720,640 would take you about ninety-one 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 1444720640 cubic inches would be around 94.2 feet tall.

Recreational maths with 1444720640

• 1444720640 backwards is 0460274441
• 1444720640 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1444720640's digits is 32
• More coming soon!