21028932288

Names of 21028932288

• Cardinal: 21028932288 can be written as Twenty-one billion, twenty-eight million, nine hundred thirty-two thousand, two hundred eighty-eight.

Scientific notation

• Scientific notation: 2.1028932288 × 10¹⁰

Factors of 21028932288

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 152

Divisors of 21028932288

• Number of divisors d(n): 672
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 13 14 16 18 21 24 26 27 28 32 36 39 42 48 52 54 56 63 64 72 78 81 84 91 96 104 108 112 117 126 127 144 156 162 168 169 182 189 192 208 216 224 234 243 252 254 273 288 312 324 336 338 351 364 378 381 416 432 448 468 486 504 507 508 546 567 576 624 648 672 676 702 728 729 756 762 819 832 864 889 936 972 1008 1014 1016 1053 1092 1134 1143 1183 1248 1296 1344 1352 1404 1456 1458 1512 1521 1524 1638 1651 1701 1728 1778 1872 1944 2016 2028 2032 2106 2184 2187 2268 2286 2366 2457 2496 2592 2667 2704 2808 2912 2916 3024 3042 3048 3159 3276 3302 3402 3429 3549 3556 3744 3888 4032 4056 4064 4212 4368 4374 4536 4563 4572 4732 4914 4953 5103 5184 5334 5408 5616 5824 5832 6048 6084 6096 6318 6552 6604 6804 6858 7098 7112 7371 7488 7776 8001 8112 8128 8424 8736 8748 9072 9126 9144 9464 9477 9828 9906 10206 10287 10647 10668 10816 11232 11557 11664 12096 12168 12192 12636 13104 13208 13608 13689 13716 14196 14224 14742 14859 15309 15552 16002 16224 16848 17472 17496 18144 18252 18288 18928 18954 19656 19812 20412 20574 21294 21336 21463 22113 22464 23114 23328 24003 24336 24384 25272 26208 26416 27216 27378 27432 28392 28431 28448 29484 29718 30618 30861 31941 32004 32448 33696 34671 34992 36288 36504 36576 37856 37908 39312 39624 40824 41067 41148 42588 42672 42926 44226 44577 46228 46656 48006 48672 50544 52416 52832 54432 54756 54864 56784 56862 56896 58968 59436 61236 61722 63882 64008 64389 66339 67392 69342 69984 72009 73008 73152 75712 75816 78624 79248 81648 82134 82296 85176 85344 85852 88452 89154 92456 92583 95823 96012 97344 101088 104013 105664 108864 109512 109728 113568 113724 117936 118872 122472 123201 123444 127764 128016 128778 132678 133731 138684 139968 144018 146016 150241 151632 157248 158496 163296 164268 164592 170352 170688 171704 176904 178308 184912 185166 191646 192024 193167 199017 202176 208026 216027 219024 219456 227136 227448 235872 237744 244944 246402 246888 255528 256032 257556 265356 267462 277368 277749 287469 288036 292032 300482 303264 312039 316992 326592 328536 329184 340704 343408 353808 356616 369603 369824 370332 383292 384048 386334 398034 401193 416052 432054 438048 450723 454896 471744 475488 489888 492804 493776 511056 512064 515112 530712 534924 554736 555498 574938 576072 579501 600964 606528 624078 648081 657072 658368 681408 686816 707616 713232 739206 739648 740664 766584 768096 772668 796068 802386 832104 862407 864108 876096 901446 909792 936117 950976 979776 985608 987552 1022112 1030224 1061424 1069848 1109472 1110996 1149876 1152144 1159002 1201928 1203579 1248156 1296162 1314144 1352169 1373632 1415232 1426464 1478412 1481328 1533168 1536192 1545336 1592136 1604772 1664208 1724814 1728216 1738503 1802892 1819584 1872234 1944243 1971216 1975104 2044224 2060448 2122848 2139696 2218944 2221992 2299752 2304288 2318004 2403856 2407158 2496312 2587221 2592324 2628288 2704338 2808351 2852928 2956824 2962656 3066336 3090672 3184272 3209544 3328416 3449628 3456432 3477006 3605784 3610737 3744468 3888486 3942432 4056507 4120896 4245696 4279392 4443984 4599504 4608576 4636008 4807712 4814316 4992624 5174442 5184648 5215509 5408676 5616702 5913648 5925312 6132672 6181344 6368544 6419088 6656832 6899256 6912864 6954012 7211568 7221474 7488936 7776972 7884864 8113014 8425053 8558784 8887968 9199008 9272016 9615424 9628632 9985248 10348884 10369296 10431018 10817352 11233404 11827296 12169521 12362688 12737088 12838176 13798512 13825728 13908024 14423136 14442948 14977872 15553944 15646527 16226028 16850106 17775936 18398016 18544032 19257264 19970496 20697768 20738592 20862036 21634704 22466808 23654592 24339042 25275159 25676352 27597024 27816048 28846272 28885896 29955744 31107888 31293054 32452056 33700212 36508563 37088064 38514528 41395536 41477184 41724072 43269408 44933616 46939581 48678084 50550318 55194048 55632096 57771792 59911488 62215776 62586108 64904112 67400424 73017126 77029056 82791072 83448144 86538816 89867232 93879162 97356168 101100636 109525689 111264192 115543584 124431552 125172216 129808224 134800848 146034252 165582144 166896288 179734464 187758324 194712336 202201272 219051378 231087168 250344432 259616448 269601696 292068504 328577067 333792576 375516648 389424672 404402544 438102756 500688864 539203392 584137008 657154134 751033296 778849344 808805088 876205512 1001377728 1168274016 1314308268 1502066592 1617610176 1752411024 2336548032 2628616536 3004133184 3504822048 5257233072 7009644096 10514466144 21028932288
• Sum of all divisors σ(n): 78060011520
• Sum of proper divisors (its aliquot sum) s(n): 57031079232
• 21028932288 is an abundant number, because the sum of its proper divisors (57031079232) is greater than itself. Its abundance is 36002146944

Bases of 21028932288

• Binary: 10011100101011011000000101011000000₂
• Hexadecimal: 0x4E56C0AC0
• Base-36: 9NS3000

Squares and roots of 21028932288

• 21028932288 squared (21028932288²) is 442215993173288914944
• 21028932288 cubed (21028932288³) is 9299330177111762842618367311872
• The square root of 21028932288 is 145013.5589798417
• The cube root of 21028932288 is 2760.1906106541

Scales and comparisons

• 21,028,932,288 seconds is equal to 668 years, 34 weeks, 10 hours, 4 minutes, 48 seconds.
• To count from 1 to 21,028,932,288 would take you about one thousand, three hundred thirty-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 21028932288 cubic inches would be around 230 feet tall.

Recreational maths with 21028932288

• 21028932288 backwards is 88223982012
• The number of decimal digits it has is: 11
• The sum of 21028932288's digits is 45
• More coming soon!