2745001440

Names of 2745001440

• Cardinal: 2745001440 can be written as Two billion, seven hundred forty-five million, one thousand, four hundred forty.

Scientific notation

• Scientific notation: 2.74500144 × 10⁹

Factors of 2745001440

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 713

Divisors of 2745001440

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 19 20 24 27 30 32 36 38 40 45 48 53 54 57 60 72 76 80 90 95 96 106 108 114 120 135 144 152 159 160 171 180 190 212 216 228 240 265 270 285 288 304 318 342 360 380 424 432 456 477 480 513 530 540 570 608 631 636 684 720 760 795 848 855 864 912 954 1007 1026 1060 1080 1140 1262 1272 1368 1431 1440 1520 1590 1696 1710 1824 1893 1908 2014 2052 2120 2160 2280 2385 2524 2544 2565 2736 2862 3021 3040 3155 3180 3420 3786 3816 4028 4104 4240 4320 4560 4770 5035 5048 5088 5130 5472 5679 5724 6042 6310 6360 6840 7155 7572 7632 8056 8208 8480 9063 9120 9465 9540 10070 10096 10260 11358 11448 11989 12084 12620 12720 13680 14310 15105 15144 15264 16112 16416 17037 18126 18930 19080 20140 20192 20520 22716 22896 23978 24168 25240 25440 27189 27360 28395 28620 30210 30288 32224 33443 34074 35967 36252 37860 38160 40280 41040 45315 45432 45792 47956 48336 50480 54378 56790 57240 59945 60420 60576 66886 68148 71934 72504 75720 76320 80560 82080 85185 90630 90864 95912 96672 100329 100960 107901 108756 113580 114480 119890 120840 133772 135945 136296 143868 145008 151440 161120 167215 170370 179835 181260 181728 191824 200658 215802 217512 227160 228960 239780 241680 267544 271890 272592 287736 290016 300987 302880 323703 334430 340740 359670 362520 383648 401316 431604 435024 454320 479560 483360 501645 535088 539505 543780 545184 575472 601974 635417 647406 668860 681480 719340 725040 802632 863208 870048 902961 908640 959120 1003290 1070176 1079010 1087560 1150944 1203948 1270834 1294812 1337720 1362960 1438680 1450080 1504935 1605264 1618515 1726416 1805922 1906251 1918240 2006580 2158020 2175120 2407896 2541668 2589624 2675440 2725920 2877360 3009870 3177085 3210528 3237030 3452832 3611844 3812502 4013160 4316040 4350240 4514805 4815792 5083336 5179248 5350880 5718753 5754720 6019740 6354170 6474060 7223688 7625004 8026320 8632080 9029610 9531255 9631584 10166672 10358496 11437506 12039480 12708340 12948120 14447376 15250008 16052640 17156259 17264160 18059220 19062510 20333344 22875012 24078960 25416680 25896240 28593765 28894752 30500016 34312518 36118440 38125020 45750024 48157920 50833360 51792480 57187530 61000032 68625036 72236880 76250040 85781295 91500048 101666720 114375060 137250072 144473760 152500080 171562590 183000096 228750120 274500144 305000160 343125180 457500240 549000288 686250360 915000480 1372500720 2745001440
• Sum of all divisors σ(n): 10320307200
• Sum of proper divisors (its aliquot sum) s(n): 7575305760
• 2745001440 is an abundant number, because the sum of its proper divisors (7575305760) is greater than itself. Its abundance is 4830304320

Bases of 2745001440

• Binary: 10100011100111010110010111100000₂
• Hexadecimal: 0xA39D65E0
• Base-36: 19EAWO0

Squares and roots of 2745001440

• 2745001440 squared (2745001440²) is 7535032905602073600
• 2745001440 cubed (2745001440³) is 20683676176325076098985984000
• The square root of 2745001440 is 52392.7613320771
• The cube root of 2745001440 is 1400.1702922105

Scales and comparisons

• 2,745,001,440 seconds is equal to 87 years, 14 weeks, 4 days, 20 hours, 24 minutes.
• To count from 1 to 2,745,001,440 would take you about one hundred seventy-four 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 2745001440 cubic inches would be around 116.7 feet tall.

Recreational maths with 2745001440

• 2745001440 backwards is 0441005472
• 2745001440 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 2745001440's digits is 27
• More coming soon!