72440428000

Names of 72440428000

• Cardinal: 72440428000 can be written as Seventy-two billion, four hundred forty million, four hundred twenty-eight thousand.

Scientific notation

• Scientific notation: 7.2440428 × 10¹⁰

Factors of 72440428000

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 256

Divisors of 72440428000

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 31 32 40 50 61 62 80 100 122 124 125 155 157 160 200 244 248 250 305 310 314 400 488 496 500 610 620 628 775 785 800 976 992 1000 1220 1240 1256 1525 1550 1570 1891 1952 2000 2440 2480 2512 3050 3100 3140 3721 3782 3875 3925 4000 4867 4880 4960 5024 6100 6200 6280 7442 7564 7625 7750 7850 9455 9577 9734 9760 12200 12400 12560 14884 15128 15250 15500 15700 18605 18910 19154 19468 19625 24335 24400 24800 25120 29768 30256 30500 31000 31400 37210 37820 38308 38936 39250 47275 47885 48670 48800 59536 60512 61000 62000 62800 74420 75640 76616 77872 78500 93025 94550 95770 97340 115351 119072 121675 122000 124000 125600 148840 151280 153232 155744 157000 186050 189100 191540 194680 230702 236375 239425 243350 244000 296887 297680 302560 306464 314000 372100 378200 383080 389360 461404 465125 472750 478850 486700 576755 584197 593774 595360 608375 628000 744200 756400 766160 778720 922808 930250 945500 957700 973400 1153510 1168394 1187548 1197125 1216750 1484435 1488400 1512800 1532320 1845616 1860500 1891000 1915400 1946800 2307020 2336788 2375096 2394250 2433500 2883775 2920985 2968870 2976800 3691232 3721000 3782000 3830800 3893600 4614040 4673576 4750192 4788500 4867000 5767550 5841970 5937740 7422175 7442000 7564000 7661600 9228080 9347152 9500384 9577000 9734000 11535100 11683940 11875480 14418875 14604925 14844350 14884000 18110107 18456160 18694304 19154000 19468000 23070200 23367880 23750960 28837750 29209850 29688700 36220214 37110875 38308000 46140400 46735760 47501920 57675500 58419700 59377400 72440428 73024625 74221750 90550535 92280800 93471520 115351000 116839400 118754800 144880856 146049250 148443500 181101070 230702000 233678800 237509600 289761712 292098500 296887000 362202140 452752675 461404000 467357600 579523424 584197000 593774000 724404280 905505350 1168394000 1187548000 1448808560 1811010700 2263763375 2336788000 2897617120 3622021400 4527526750 7244042800 9055053500 14488085600 18110107000 36220214000 72440428000
• Sum of all divisors σ(n): 187978662144
• Sum of proper divisors (its aliquot sum) s(n): 115538234144
• 72440428000 is an abundant number, because the sum of its proper divisors (115538234144) is greater than itself. Its abundance is 43097806144

Bases of 72440428000

• Binary: 1000011011101110010010011010111100000₂
• Hexadecimal: 0x10DDC935E0
• Base-36: XA15RZ4

Squares and roots of 72440428000

• 72440428000 squared (72440428000²) is 5247615608823184000000
• 72440428000 cubed (72440428000³) is 380139520682632025282752000000000
• The square root of 72440428000 is 269147.5951963905
• The cube root of 72440428000 is 4168.6330672163

Scales and comparisons

• 72,440,428,000 seconds is equal to 2,303 years, 19 weeks, 5 days, 21 hours, 6 minutes, 40 seconds.
• To count from 1 to 72,440,428,000 would take you about four thousand, six hundred six 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 72440428000 cubic inches would be around 347.4 feet tall.

Recreational maths with 72440428000

• 72440428000 backwards is 00082404427
• 72440428000 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 72440428000's digits is 31
• More coming soon!