7229976138

Names of 7229976138

• Cardinal: 7229976138 can be written as Seven billion, two hundred twenty-nine million, nine hundred seventy-six thousand, one hundred thirty-eight.

Scientific notation

• Scientific notation: 7.229976138 × 10⁹

Factors of 7229976138

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 3596

Divisors of 7229976138

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 6 7 9 11 14 17 18 21 22 27 29 33 34 42 51 54 58 63 66 77 87 99 102 119 126 153 154 174 187 189 198 203 231 238 261 297 306 319 357 374 378 406 459 462 493 522 561 594 609 638 693 714 783 918 957 986 1071 1122 1218 1309 1386 1479 1566 1683 1827 1914 2079 2142 2233 2618 2871 2958 3213 3366 3451 3527 3654 3927 4158 4437 4466 5049 5423 5481 5742 6426 6699 6902 7054 7854 8613 8874 10098 10353 10581 10846 10962 11781 13311 13398 16269 17226 20097 20706 21162 23562 24689 26622 31059 31743 32538 35343 37961 38797 40194 48807 49378 59959 60291 62118 63486 70686 74067 75922 77594 93177 95229 97614 102283 113883 116391 119918 120582 146421 148134 179877 186354 190458 204566 222201 227766 232782 271579 292842 306849 341649 349173 359754 419713 444402 539631 543158 613698 659549 666603 683298 698346 715981 814737 839426 920547 1024947 1047519 1079262 1125113 1259139 1319098 1333206 1431962 1618893 1629474 1738811 1841094 1978647 2049894 2095038 2147943 2250226 2444211 2518278 2761641 3237786 3375339 3477622 3777417 3957294 4295886 4616843 4888422 5216433 5523282 5935941 6443829 6750678 7332633 7554834 7875791 9233686 10126017 10432866 11332251 11871882 12171677 12887658 13850529 14665266 15649299 15751582 17807823 19126921 19331487 20252034 22664502 23627373 24343354 27701058 30378051 31298598 35615646 36515031 38253842 38662974 41551587 46947897 47254746 57380763 60756102 70882119 73030062 83103174 93895794 109545093 114761526 124654761 133888447 141764238 172142289 212646357 219090186 249309522 267776894 328635279 344284578 401665341 425292714 516426867 657270558 803330682 1032853734 1204996023 2409992046 3614988069 7229976138
• Sum of all divisors σ(n): 21946982400
• Sum of proper divisors (its aliquot sum) s(n): 14717006262
• 7229976138 is an abundant number, because the sum of its proper divisors (14717006262) is greater than itself. Its abundance is 7487030124

Bases of 7229976138

• Binary: 110101110111100001010111001001010₂
• Hexadecimal: 0x1AEF0AE4A
• Base-36: 3BKJHAI

Squares and roots of 7229976138

• 7229976138 squared (7229976138²) is 52272554956049395044
• 7229976138 cubed (7229976138³) is 377929325004530764917455460072
• The square root of 7229976138 is 85029.2663616475
• The cube root of 7229976138 is 1933.6548405927

Scales and comparisons

• 7,229,976,138 seconds is equal to 229 years, 46 weeks, 2 days, 6 hours, 42 minutes, 18 seconds.
• To count from 1 to 7,229,976,138 would take you about four hundred fifty-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 7229976138 cubic inches would be around 161.1 feet tall.

Recreational maths with 7229976138

• 7229976138 backwards is 8316799227
• 7229976138 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 7229976138's digits is 54
• More coming soon!