28739989760

Names of 28739989760

• Cardinal: 28739989760 can be written as Twenty-eight billion, seven hundred thirty-nine million, nine hundred eighty-nine thousand, seven hundred sixty.

Scientific notation

• Scientific notation: 2.873998976 × 10¹⁰

Factors of 28739989760

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 104

Divisors of 28739989760

• Number of divisors d(n): 324
• Complete list of divisors:
  1 2 4 5 8 10 16 19 20 32 37 38 40 41 64 74 76 80 82 95 128 148 152 160 164 185 190 205 256 296 304 320 328 361 370 380 410 592 608 640 656 703 722 740 760 779 820 1184 1216 1280 1312 1406 1444 1480 1517 1520 1558 1640 1681 1805 2368 2432 2624 2812 2888 2960 3034 3040 3116 3280 3362 3515 3610 3895 4736 4864 5248 5624 5776 5920 6068 6080 6232 6560 6724 7030 7220 7585 7790 8405 9472 10496 11248 11552 11840 12136 12160 12464 13120 13357 13448 14060 14440 14801 15170 15580 16810 22496 23104 23680 24272 24320 24928 26240 26714 26896 28120 28823 28880 29602 30340 31160 31939 33620 44992 46208 47360 48544 49856 52480 53428 53792 56240 57646 57760 59204 60680 62197 62320 63878 66785 67240 74005 89984 92416 97088 99712 106856 107584 112480 115292 115520 118408 121360 124394 124640 127756 133570 134480 144115 148010 159695 179968 194176 199424 213712 215168 224960 230584 231040 236816 242720 248788 249280 255512 267140 268960 288230 296020 310985 319390 388352 427424 430336 449920 461168 462080 473632 485440 497576 498560 511024 534280 537920 547637 576460 592040 606841 621970 638780 854848 899840 922336 947264 970880 995152 997120 1022048 1068560 1075840 1095274 1152920 1181743 1184080 1213682 1243940 1277560 1709696 1844672 1894528 1941760 1990304 2044096 2137120 2151680 2190548 2305840 2363486 2368160 2427364 2487880 2555120 2738185 3034205 3419392 3689344 3789056 3980608 4088192 4274240 4381096 4611680 4726972 4736320 4854728 4975760 5110240 5476370 5908715 6068410 7378688 7961216 8176384 8548480 8762192 9223360 9453944 9472640 9709456 9951520 10220480 10952740 11817430 12136820 15922432 17096960 17524384 18446720 18907888 18945280 19418912 19903040 20440960 21905480 22453117 23634860 24273640 35048768 36893440 37815776 38837824 39806080 40881920 43810960 44906234 47269720 48547280 70097536 75631552 77675648 79612160 87621920 89812468 94539440 97094560 112265585 140195072 151263104 155351296 175243840 179624936 189078880 194189120 224531170 302526208 350487680 359249872 378157760 388378240 449062340 700975360 718499744 756315520 776756480 898124680 1436999488 1512631040 1796249360 2873998976 3592498720 5747997952 7184997440 14369994880 28739989760
• Sum of all divisors σ(n): 76483191204
• Sum of proper divisors (its aliquot sum) s(n): 47743201444
• 28739989760 is an abundant number, because the sum of its proper divisors (47743201444) is greater than itself. Its abundance is 19003211684

Bases of 28739989760

• Binary: 11010110001000010010111000100000000₂
• Hexadecimal: 0x6B1097100
• Base-36: D7B1Q0W

Squares and roots of 28739989760

• 28739989760 squared (28739989760²) is 825987011404904857600
• 28739989760 cubed (28739989760³) is 23738858249669968821198258176000
• The square root of 28739989760 is 169528.7284208785
• The cube root of 28739989760 is 3063.1072485355

Scales and comparisons

• 28,739,989,760 seconds is equal to 913 years, 43 weeks, 5 days, 18 hours, 29 minutes, 20 seconds.
• To count from 1 to 28,739,989,760 would take you about one thousand, eight hundred twenty-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 28739989760 cubic inches would be around 255.3 feet tall.

Recreational maths with 28739989760

• 28739989760 backwards is 06798993782
• The number of decimal digits it has is: 11
• The sum of 28739989760's digits is 68
• More coming soon!