21133404072

Names of 21133404072

• Cardinal: 21133404072 can be written as Twenty-one billion, one hundred thirty-three million, four hundred four thousand and seventy-two.

Scientific notation

• Scientific notation: 2.1133404072 × 10¹⁰

Factors of 21133404072

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 4667

Divisors of 21133404072

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 17 18 22 24 31 33 34 36 44 51 62 66 68 72 88 93 99 102 121 124 132 136 153 186 187 198 204 242 248 264 279 306 341 363 372 374 396 408 484 527 558 561 612 682 726 744 748 792 968 1023 1054 1089 1116 1122 1224 1364 1452 1496 1581 1683 2046 2057 2108 2178 2232 2244 2728 2904 3069 3162 3366 3751 4092 4114 4216 4356 4488 4603 4743 5797 6138 6171 6324 6732 7502 8184 8228 8712 9206 9486 11253 11594 12276 12342 12648 13464 13809 15004 16456 17391 18412 18513 18972 22506 23188 24552 24684 27618 30008 33759 34782 36824 37026 37944 41427 45012 46376 49368 50633 52173 55236 63767 67518 69564 74052 78251 82854 90024 101266 104346 110472 127534 135036 139128 142693 148104 151899 156502 165708 191301 202532 208692 234753 255068 270072 285386 303798 313004 331416 382602 405064 417384 428079 455697 469506 510136 556963 570772 573903 607596 626008 704259 765204 856158 860761 911394 939012 1113926 1141544 1147806 1215192 1284237 1408518 1530408 1569623 1670889 1712316 1721522 1822788 1878024 2227852 2295612 2425781 2568474 2582283 2817036 3139246 3341778 3424632 3443044 3645576 4455704 4591224 4708869 4851562 5012667 5136948 5164566 5634072 6278492 6683556 6886088 7277343 7746849 9417738 9468371 9703124 10025334 10273896 10329132 12556984 13367112 14126607 14554686 15493698 17265853 18835476 18936742 19406248 20050668 20658264 21832029 26683591 28253214 28405113 29109372 30987396 34531706 37670952 37873484 40101336 43664058 51797559 53367182 56506428 56810226 58218744 61974792 69063412 75746968 80050773 85215339 87328116 103595118 106734364 113012856 113620452 138126824 155392677 160101546 170430678 174656232 207190236 213468728 227240904 240152319 293519501 310785354 320203092 340861356 414380472 480304638 587039002 621570708 640406184 681722712 880558503 960609276 1174078004 1243141416 1761117006 1921218552 2348156008 2641675509 3522234012 5283351018 7044468024 10566702036 21133404072
• Sum of all divisors σ(n): 68777130240
• Sum of proper divisors (its aliquot sum) s(n): 47643726168
• 21133404072 is an abundant number, because the sum of its proper divisors (47643726168) is greater than itself. Its abundance is 26510322096

Bases of 21133404072

• Binary: 10011101011101001100010011110101000₂
• Hexadecimal: 0x4EBA627A8
• Base-36: 9PIA6Y0

Squares and roots of 21133404072

• 21133404072 squared (21133404072²) is 446620767670426181184
• 21133404072 cubed (21133404072³) is 9438617150125950611409355381248
• The square root of 21133404072 is 145373.3265492677
• The cube root of 21133404072 is 2764.7539398683

Scales and comparisons

• 21,133,404,072 seconds is equal to 671 years, 50 weeks, 5 days, 14 hours, 1 minute, 12 seconds.
• To count from 1 to 21,133,404,072 would take you about one thousand, three hundred forty-three 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 21133404072 cubic inches would be around 230.4 feet tall.

Recreational maths with 21133404072

• 21133404072 backwards is 27040433112
• The number of decimal digits it has is: 11
• The sum of 21133404072's digits is 27
• More coming soon!