30028177920

Names of 30028177920

• Cardinal: 30028177920 can be written as Thirty billion, twenty-eight million, one hundred seventy-seven thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 3.002817792 × 10¹⁰

Factors of 30028177920

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 90

Divisors of 30028177920

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 13 15 16 20 24 26 30 32 39 40 48 52 60 64 65 67 78 80 96 104 120 128 130 134 156 160 192 195 201 208 240 256 260 268 312 320 335 384 390 402 416 480 512 520 536 624 640 670 768 780 804 832 871 960 1005 1040 1072 1248 1280 1340 1536 1560 1608 1664 1742 1920 2010 2080 2144 2496 2560 2613 2680 3120 3216 3328 3484 3840 4020 4160 4288 4355 4489 4992 5226 5360 6240 6432 6656 6968 7680 8040 8320 8576 8710 8978 9984 10452 10720 12480 12864 13065 13467 13936 16080 16640 17152 17420 17956 19968 20904 21440 22445 24960 25728 26130 26934 27872 32160 33280 34304 34840 35912 41808 42880 44890 49920 51456 52260 53868 55744 58357 64320 67335 69680 71824 83616 85760 89780 99840 102912 104520 107736 111488 116714 128640 134670 139360 143648 167232 171520 175071 179560 209040 215472 222976 233428 257280 269340 278720 287296 291785 300763 334464 350142 359120 418080 430944 445952 466856 514560 538680 557440 574592 583570 601526 668928 700284 718240 836160 861888 875355 902289 933712 1077360 1114880 1149184 1167140 1203052 1337856 1400568 1436480 1503815 1672320 1723776 1750710 1804578 1867424 2154720 2229760 2298368 2334280 2406104 2801136 2872960 3007630 3344640 3447552 3501420 3609156 3734848 3909919 4309440 4511445 4668560 4812208 5602272 5745920 6015260 6689280 6895104 7002840 7218312 7469696 7819838 8618880 9022890 9337120 9624416 11204544 11491840 11729757 12030520 14005680 14436624 14939392 15639676 17237760 18045780 18674240 19248832 19549595 22409088 23459514 24061040 28011360 28873248 29878784 31279352 34475520 36091560 37348480 38497664 39099190 44818176 46919028 48122080 56022720 57746496 58648785 62558704 72183120 74696960 76995328 78198380 89636352 93838056 96244160 112045440 115492992 117297570 125117408 144366240 149393920 153990656 156396760 187676112 192488320 224090880 230985984 234595140 250234816 288732480 312793520 375352224 384976640 448181760 461971968 469190280 500469632 577464960 625587040 750704448 769953280 938380560 1000939264 1154929920 1251174080 1501408896 1876761120 2001878528 2309859840 2502348160 3002817792 3753522240 5004696320 6005635584 7507044480 10009392640 15014088960 30028177920
• Sum of all divisors σ(n): 104947032960
• Sum of proper divisors (its aliquot sum) s(n): 74918855040
• 30028177920 is an abundant number, because the sum of its proper divisors (74918855040) is greater than itself. Its abundance is 44890677120

Bases of 30028177920

• Binary: 11011111101110100011010001000000000₂
• Hexadecimal: 0x6FDD1A200
• Base-36: DSM02DC

Squares and roots of 30028177920

• 30028177920 squared (30028177920²) is 901691469195175526400
• 30028177920 cubed (30028177920³) is 27076151865938929912368857088000
• The square root of 30028177920 is 173286.4043137833
• The cube root of 30028177920 is 3108.2050387399

Scales and comparisons

• 30,028,177,920 seconds is equal to 954 years, 41 weeks, 5 days, 8 hours, 32 minutes.
• To count from 1 to 30,028,177,920 would take you about one thousand, nine hundred nine 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 30028177920 cubic inches would be around 259 feet tall.

Recreational maths with 30028177920

• 30028177920 backwards is 02977182003
• 30028177920 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 30028177920's digits is 39
• More coming soon!