3125398920

Names of 3125398920

• Cardinal: 3125398920 can be written as Three billion, one hundred twenty-five million, three hundred ninety-eight thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 3.12539892 × 10⁹

Factors of 3125398920

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 6384

Divisors of 3125398920

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 19 20 21 24 28 30 31 35 38 40 42 56 57 60 62 70 76 84 93 95 105 114 120 124 133 140 152 155 168 186 190 210 217 228 248 266 280 285 310 372 380 399 420 434 456 465 532 570 589 620 651 665 744 760 798 840 868 930 1064 1085 1140 1178 1240 1302 1330 1596 1736 1767 1860 1995 2170 2280 2356 2604 2660 2945 3192 3255 3534 3720 3990 4123 4340 4712 5208 5320 5890 6317 6510 7068 7980 8246 8680 8835 11780 12369 12634 13020 14136 15960 16492 17670 18951 20615 23560 24738 25268 26040 31585 32984 35340 37902 41230 44219 49476 50536 61845 63170 70680 75804 82460 88438 94755 98952 120023 123690 126340 132657 151608 164920 176876 189510 195827 221095 240046 247380 252680 265314 353752 360069 379020 391654 442190 480092 494760 530628 587481 600115 663285 720138 758040 783308 840161 884380 960184 979135 1061256 1174962 1200230 1326570 1370789 1440276 1566616 1680322 1768760 1800345 1958270 2349924 2400460 2520483 2653140 2741578 2880552 2937405 3360644 3600690 3720713 3916540 4112367 4200805 4699848 4800920 5040966 5306280 5483156 5874810 6721288 6853945 7201380 7441426 7833080 8224734 8401610 10081932 10966312 11162139 11749620 12602415 13707890 14402760 14882852 16449468 16803220 18603565 20163864 20561835 22324278 23499240 25204830 26044991 27415780 29765704 32898936 33606440 37207130 41123670 44648556 50409660 52089982 54831560 55810695 74414260 78134973 82247340 89297112 100819320 104179964 111621390 130224955 148828520 156269946 164494680 208359928 223242780 260449910 312539892 390674865 446485560 520899820 625079784 781349730 1041799640 1562699460 3125398920
• Sum of all divisors σ(n): 11645337600
• Sum of proper divisors (its aliquot sum) s(n): 8519938680
• 3125398920 is an abundant number, because the sum of its proper divisors (8519938680) is greater than itself. Its abundance is 5394539760

Bases of 3125398920

• Binary: 10111010010010011100110110001000₂
• Hexadecimal: 0xBA49CD88
• Base-36: 1FOS58O

Squares and roots of 3125398920

• 3125398920 squared (3125398920²) is 9768118409137166400
• 3125398920 cubed (3125398920³) is 30529266726349417998420288000
• The square root of 3125398920 is 55905.2673725831
• The cube root of 3125398920 is 1462.0710770811

Scales and comparisons

• 3,125,398,920 seconds is equal to 99 years, 19 weeks, 4 days, 14 hours, 22 minutes.
• To count from 1 to 3,125,398,920 would take you about one hundred ninety-eight 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 3125398920 cubic inches would be around 121.8 feet tall.

Recreational maths with 3125398920

• 3125398920 backwards is 0298935213
• 3125398920 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 3125398920's digits is 42
• More coming soon!