4572018990

Names of 4572018990

• Cardinal: 4572018990 can be written as Four billion, five hundred seventy-two million, eighteen thousand, nine hundred ninety.

Scientific notation

• Scientific notation: 4.57201899 × 10⁹

Factors of 4572018990

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 335

Divisors of 4572018990

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 5 6 7 9 10 11 14 15 18 21 22 30 33 35 42 45 49 55 63 66 70 77 90 98 99 105 110 126 147 154 165 198 210 231 245 294 307 315 330 385 441 462 490 495 539 614 630 693 735 770 882 921 990 1078 1155 1386 1470 1535 1617 1842 2149 2205 2310 2695 2763 3070 3234 3377 3465 4298 4410 4605 4851 5390 5526 6447 6754 6930 8085 9210 9702 10131 10745 12894 13815 15043 16170 16885 19341 20262 21490 23639 24255 27630 30086 30393 32235 33770 38682 45129 47278 48510 50655 60786 64470 70917 75215 90258 94249 96705 101310 118195 135387 141834 150430 151965 165473 188498 193410 212751 225645 236390 270774 282747 303930 330946 354585 425502 451290 471245 496419 565494 659743 676935 709170 827365 848241 942490 992838 1036739 1063755 1319486 1353870 1413735 1489257 1654730 1696482 1979229 2073478 2127510 2482095 2827470 2978514 3110217 3298715 3958458 4241205 4618201 4964190 5183695 5937687 6220434 6597430 7257173 7446285 8482410 9236402 9330651 9896145 10367390 11875374 13854603 14514346 14892570 15551085 18661302 19792290 21771519 23091005 27709206 29688435 31102170 36285865 41563809 43543038 46182010 46653255 50800211 59376870 65314557 69273015 72571730 83127618 93306510 101600422 108857595 130629114 138546030 152400633 207819045 217715190 254001055 304801266 326572785 415638090 457201899 508002110 653145570 762003165 914403798 1524006330 2286009495 4572018990
• Sum of all divisors σ(n): 15134415192
• Sum of proper divisors (its aliquot sum) s(n): 10562396202
• 4572018990 is an abundant number, because the sum of its proper divisors (10562396202) is greater than itself. Its abundance is 5990377212

Bases of 4572018990

• Binary: 100010000100000110111100100101110₂
• Hexadecimal: 0x11083792E
• Base-36: 23M28FI

Squares and roots of 4572018990

• 4572018990 squared (4572018990²) is 20903357644920620100
• 4572018990 cubed (4572018990³) is 95570548107338752139775699000
• The square root of 4572018990 is 67616.7064415297
• The cube root of 4572018990 is 1659.7245139687

Scales and comparisons

• 4,572,018,990 seconds is equal to 145 years, 19 weeks, 3 days, 21 hours, 16 minutes, 30 seconds.
• To count from 1 to 4,572,018,990 would take you about two hundred ninety 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 4572018990 cubic inches would be around 138.3 feet tall.

Recreational maths with 4572018990

• 4572018990 backwards is 0998102754
• 4572018990 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 4572018990's digits is 45
• More coming soon!