30788270928

Names of 30788270928

• Cardinal: 30788270928 can be written as Thirty billion, seven hundred eighty-eight million, two hundred seventy thousand, nine hundred twenty-eight.

Scientific notation

• Scientific notation: 3.0788270928 × 10¹⁰

Factors of 30788270928

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1345

Divisors of 30788270928

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 19 24 36 38 48 57 72 73 76 114 139 144 146 152 171 219 228 278 292 304 342 417 438 456 556 584 657 684 834 876 912 1109 1112 1168 1251 1314 1368 1387 1668 1752 2218 2224 2502 2628 2641 2736 2774 3327 3336 3504 4161 4436 5004 5256 5282 5548 6654 6672 7923 8322 8872 9981 10008 10147 10512 10564 11096 12483 13308 15846 16644 17744 19962 20016 20294 21071 21128 22192 23769 24966 26616 30441 31692 33288 39924 40588 42142 42256 47538 49932 53232 60882 63213 63384 66576 79848 80957 81176 84284 91323 95076 99864 121764 126426 126768 154151 159696 161914 162352 168568 182646 189639 190152 192793 199728 242871 243528 252852 308302 323828 337136 365292 379278 380304 385586 462453 485742 487056 505704 578379 616604 647656 728613 730584 758556 771172 924906 971484 1011408 1156758 1233208 1295312 1387359 1457226 1461168 1517112 1538183 1542344 1735137 1849812 1942968 2313516 2466416 2774718 2914452 2928869 3034224 3076366 3084688 3470274 3699624 3885936 4614549 4627032 5549436 5828904 5857738 6152732 6940548 7399248 8786607 9229098 9254064 11098872 11253023 11657808 11715476 12305464 13843647 13881096 17573214 18458196 22197744 22506046 23430952 24610928 26359821 27687294 27762192 33759069 35146428 36916392 45012092 46861904 52719642 55374588 67518138 70292856 73832784 90024184 101277207 105439284 110749176 135036276 140585712 180048368 202554414 210878568 213807437 221498352 270072552 405108828 421757136 427614874 540145104 641422311 810217656 855229748 1282844622 1620435312 1710459496 1924266933 2565689244 3420918992 3848533866 5131378488 7697067732 10262756976 15394135464 30788270928
• Sum of all divisors σ(n): 92686776000
• Sum of proper divisors (its aliquot sum) s(n): 61898505072
• 30788270928 is an abundant number, because the sum of its proper divisors (61898505072) is greater than itself. Its abundance is 31110234144

Bases of 30788270928

• Binary: 11100101011000111111011101101010000₂
• Hexadecimal: 0x72B1FBB50
• Base-36: E56JHW0

Squares and roots of 30788270928

• 30788270928 squared (30788270928²) is 947917626735929981184
• 30788270928 cubed (30788270928³) is 29184744709372588572730934218752
• The square root of 30788270928 is 175465.8682707265
• The cube root of 30788270928 is 3134.2124627579

Scales and comparisons

• 30,788,270,928 seconds is equal to 978 years, 50 weeks, 3 days, 17 hours, 28 minutes, 48 seconds.
• To count from 1 to 30,788,270,928 would take you about one thousand, nine hundred fifty-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 30788270928 cubic inches would be around 261.2 feet tall.

Recreational maths with 30788270928

• 30788270928 backwards is 82907288703
• The number of decimal digits it has is: 11
• The sum of 30788270928's digits is 54
• More coming soon!