28429862720

Names of 28429862720

• Cardinal: 28429862720 can be written as Twenty-eight billion, four hundred twenty-nine million, eight hundred sixty-two thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 2.842986272 × 10¹⁰

Factors of 28429862720

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 541

Divisors of 28429862720

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 32 35 40 49 56 59 64 70 79 80 98 112 118 140 158 160 196 224 236 245 280 295 316 320 389 392 395 413 448 472 490 553 560 590 632 778 784 790 826 944 980 1106 1120 1180 1264 1556 1568 1580 1652 1888 1945 1960 2065 2212 2240 2360 2528 2723 2765 2891 3112 3136 3160 3304 3776 3871 3890 3920 4130 4424 4661 4720 5056 5446 5530 5782 6224 6320 6608 7742 7780 7840 8260 8848 9322 9440 10892 11060 11564 12448 12640 13216 13615 14455 15484 15560 15680 16520 17696 18644 18880 19061 19355 21784 22120 22951 23128 23305 24896 25280 26432 27230 28910 30731 30968 31120 32627 33040 35392 37288 38122 38710 43568 44240 45902 46256 46610 54460 57820 61462 61936 62240 65254 66080 74576 76244 77420 87136 88480 91804 92512 93220 95305 108920 114755 115640 122924 123872 124480 130508 132160 149152 152488 153655 154840 160657 163135 174272 176960 183608 185024 186440 190610 215117 217840 228389 229510 231280 245848 247744 261016 298304 304976 307310 309680 321314 326270 367216 372880 381220 430234 435680 456778 459020 462560 491696 522032 609952 614620 619360 642628 652540 734432 745760 762440 803285 860468 871360 913556 918040 925120 983392 1044064 1075585 1124599 1141945 1219904 1229240 1238720 1285256 1305080 1468864 1491520 1505819 1524880 1606570 1720936 1813129 1827112 1836080 1966784 2088128 2151170 2249198 2283890 2458480 2570512 2610160 3011638 3049760 3213140 3441872 3626258 3654224 3672160 4302340 4498396 4567780 4916960 5141024 5220320 5622995 6023276 6099520 6426280 6883744 7252516 7308448 7344320 7529095 8604680 8996792 9065645 9135560 9833920 10282048 10440640 11245990 12046552 12691903 12852560 13767488 14505032 14616896 15058190 17209360 17993584 18131290 18271120 22491980 24093104 25383806 25705120 29010064 30116380 34418720 35987168 36262580 36542240 44983960 48186208 50767612 51410240 58020128 60232760 63459515 68837440 71974336 72525160 73084480 88843321 89967920 96372416 101535224 116040256 120465520 126919030 145050320 177686642 179935840 203070448 240931040 253838060 290100640 355373284 359871680 406140896 444216605 481862080 507676120 580201280 710746568 812281792 888433210 1015352240 1421493136 1776866420 2030704480 2842986272 3553732840 4061408960 5685972544 7107465680 14214931360 28429862720
• Sum of all divisors σ(n): 81308448000
• Sum of proper divisors (its aliquot sum) s(n): 52878585280
• 28429862720 is an abundant number, because the sum of its proper divisors (52878585280) is greater than itself. Its abundance is 24448722560

Bases of 28429862720

• Binary: 11010011110100011010100011101000000₂
• Hexadecimal: 0x69E8D4740
• Base-36: D26EMGW

Squares and roots of 28429862720

• 28429862720 squared (28429862720²) is 808257094278045798400
• 28429862720 cubed (28429862720³) is 22978638232790939558384795648000
• The square root of 28429862720 is 168611.5735054981
• The cube root of 28429862720 is 3052.0496022015

Scales and comparisons

• 28,429,862,720 seconds is equal to 903 years, 51 weeks, 8 hours, 5 minutes, 20 seconds.
• To count from 1 to 28,429,862,720 would take you about one thousand, eight hundred seven 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 28429862720 cubic inches would be around 254.3 feet tall.

Recreational maths with 28429862720

• 28429862720 backwards is 02726892482
• The number of decimal digits it has is: 11
• The sum of 28429862720's digits is 50
• More coming soon!