149321157440

Names of 149321157440

• Cardinal: 149321157440 can be written as One hundred forty-nine billion, three hundred twenty-one million, one hundred fifty-seven thousand, four hundred forty.

Scientific notation

• Scientific notation: 1.4932115744 × 10¹¹

Factors of 149321157440

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 732568

Divisors of 149321157440

• Number of divisors d(n): 168
• Complete list of divisors:
  1 2 4 5 7 8 10 13 14 16 20 26 28 32 35 40 49 52 56 64 65 70 80 91 98 104 112 130 140 160 182 196 208 224 245 260 280 320 364 392 416 448 455 490 520 560 637 728 784 832 910 980 1040 1120 1274 1456 1568 1820 1960 2080 2240 2548 2912 3136 3185 3640 3920 4160 5096 5824 6370 7280 7840 10192 12740 14560 15680 20384 25480 29120 40768 50960 101920 203840 732541 1465082 2930164 3662705 5127787 5860328 7325410 9523033 10255574 11720656 14650820 19046066 20511148 23441312 25638935 29301640 35894509 38092132 41022296 46882624 47615165 51277870 58603280 66661231 71789018 76184264 82044592 95230330 102555740 117206560 133322462 143578036 152368528 164089184 179472545 190460660 205111480 234413120 266644924 287156072 304737056 328178368 333306155 358945090 380921320 410222960 466628617 533289848 574312144 609474112 666612310 717890180 761842640 820445920 933257234 1066579696 1148624288 1333224620 1435780360 1523685280 1640891840 1866514468 2133159392 2297248576 2333143085 2666449240 2871560720 3047370560 3733028936 4266318784 4666286170 5332898480 5743121440 7466057872 9332572340 10665796960 11486242880 14932115744 18665144680 21331593920 29864231488 37330289360 74660578720 149321157440
• Sum of all divisors σ(n): 445441209192
• Sum of proper divisors (its aliquot sum) s(n): 296120051752
• 149321157440 is an abundant number, because the sum of its proper divisors (296120051752) is greater than itself. Its abundance is 146798894312

Bases of 149321157440

• Binary: 10001011000100001111000000101101000000₂
• Hexadecimal: 0x22C43C0B40
• Base-36: 1WLHYMGW

Squares and roots of 149321157440

• 149321157440 squared (149321157440²) is 22296808059221267353600
• 149321157440 cubed (149321157440³) is 3329385186620439706303237750784000
• The square root of 149321157440 is 386420.9588518719
• The cube root of 149321157440 is 5305.2654144185

Scales and comparisons

• 149,321,157,440 seconds is equal to 4,747 years, 49 weeks, 3 days, 3 hours, 17 minutes, 20 seconds.
• To count from 1 to 149,321,157,440 would take you about nine thousand, four hundred ninety-five 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 149321157440 cubic inches would be around 442.1 feet tall.

Recreational maths with 149321157440

• 149321157440 backwards is 044751123941
• The number of decimal digits it has is: 12
• The sum of 149321157440's digits is 41
• More coming soon!