31621097472

Names of 31621097472

• Cardinal: 31621097472 can be written as Thirty-one billion, six hundred twenty-one million, ninety-seven thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 3.1621097472 × 10¹⁰

Factors of 31621097472

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 7382

Divisors of 31621097472

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 8 12 16 19 24 32 37 38 48 57 64 74 76 96 111 114 128 148 152 192 222 228 256 296 304 384 444 456 512 592 608 703 768 888 912 1024 1184 1216 1406 1536 1776 1824 2048 2109 2368 2432 2812 3072 3552 3648 4218 4736 4864 5624 6144 7104 7296 7321 8436 9472 9728 11248 14208 14592 14642 16872 18944 19456 21963 22496 28416 29184 29284 33744 37888 38912 43926 44992 56832 58368 58568 67488 75776 87852 89984 113664 116736 117136 134976 139099 175704 179968 227328 234272 269952 270877 278198 351408 359936 417297 468544 539904 541754 556396 702816 719872 812631 834594 937088 1079808 1083508 1112792 1405632 1439744 1625262 1669188 1874176 2159616 2167016 2225584 2811264 3250524 3338376 3748352 4319232 4334032 4451168 5146663 5622528 6501048 6676752 7496704 8668064 8902336 10293326 11245056 13002096 13353504 14993408 15439989 17336128 17804672 20586652 22490112 26004192 26707008 30879978 34672256 35609344 41173304 44980224 52008384 53414016 61759956 69344512 71218688 82346608 104016768 106828032 123519912 138689024 142437376 164693216 208033536 213656064 247039824 277378048 284874752 329386432 416067072 427312128 494079648 554756096 658772864 832134144 854624256 988159296 1317545728 1664268288 1976318592 2635091456 3952637184 5270182912 7905274368 10540365824 15810548736 31621097472
• Sum of all divisors σ(n): 91150113600
• Sum of proper divisors (its aliquot sum) s(n): 59529016128
• 31621097472 is an abundant number, because the sum of its proper divisors (59529016128) is greater than itself. Its abundance is 27907918656

Bases of 31621097472

• Binary: 11101011100110000111010100000000000₂
• Hexadecimal: 0x75CC3A800
• Base-36: EIYDUYO

Squares and roots of 31621097472

• 31621097472 squared (31621097472²) is 999893805333724790784
• 31621097472 cubed (31621097472³) is 31617739480106705098203671298048
• The square root of 31621097472 is 177823.2197211601
• The cube root of 31621097472 is 3162.2216881883

Scales and comparisons

• 31,621,097,472 seconds is equal to 1,005 years, 23 weeks, 3 days, 22 hours, 11 minutes, 12 seconds.
• To count from 1 to 31,621,097,472 would take you about two thousand and ten 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 31621097472 cubic inches would be around 263.5 feet tall.

Recreational maths with 31621097472

• 31621097472 backwards is 27479012613
• The number of decimal digits it has is: 11
• The sum of 31621097472's digits is 42
• More coming soon!