139449252978

Names of 139449252978

• Cardinal: 139449252978 can be written as One hundred thirty-nine billion, four hundred forty-nine million, two hundred fifty-two thousand, nine hundred seventy-eight.

Scientific notation

• Scientific notation: 1.39449252978 × 10¹¹

Factors of 139449252978

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1316

Divisors of 139449252978

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 6 7 9 14 17 18 21 34 42 49 51 63 67 98 102 119 126 127 134 147 153 201 238 254 294 306 357 381 402 441 469 603 714 762 833 882 889 938 1071 1093 1139 1143 1206 1407 1666 1778 2142 2159 2186 2278 2286 2499 2667 2814 3279 3283 3417 4221 4318 4998 5334 6223 6477 6558 6566 6834 7497 7651 7973 8001 8442 8509 9837 9849 10251 12446 12954 14994 15113 15302 15946 16002 17018 18581 18669 19431 19674 19698 20502 22953 23919 25527 29547 30226 37162 37338 38862 45339 45906 47838 51054 53557 55743 55811 56007 59094 59563 68859 71757 73231 76581 90678 105791 107114 111486 111622 112014 119126 130067 136017 137718 138811 143514 144653 146462 153162 160671 167229 167433 178689 211582 219693 260134 272034 277622 289306 317373 321342 334458 334866 357378 390201 416433 416941 433959 439386 482013 502299 512617 536067 634746 659079 780402 832866 833882 867918 910469 952119 964026 971677 1004598 1012571 1025234 1072134 1170603 1244927 1249299 1250823 1301877 1318158 1537851 1820938 1904238 1943354 2025142 2341206 2359787 2489854 2498598 2501646 2603754 2731407 2915031 3037713 3075702 3588319 3734781 3752469 4613553 4719574 5462814 5830062 6075426 6801739 7079361 7087997 7176638 7469562 7504938 8194221 8714489 8745093 9113139 9227106 9300337 10764957 11204343 13603478 14158722 14175994 16388442 16518509 17428978 17490186 18226278 18600674 20405217 21238083 21263991 21529914 22408686 26143467 27901011 32294871 33037018 40810434 42476166 42527982 49555527 52286934 55802022 61001423 61215651 63791973 64589742 65102359 78430401 83703033 99111054 115629563 122002846 122431302 127583946 130204718 148666581 156860802 158105729 167406066 183004269 195307077 231259126 297333162 316211458 346888689 366008538 390614154 455716513 474317187 549012807 585921231 693777378 911433026 948634374 1040666067 1098025614 1106740103 1171842462 1367149539 1422951561 2081332134 2213480206 2734299078 2845903122 3320220309 4101448617 6640440618 7747180721 8202897234 9960660927 15494361442 19921321854 23241542163 46483084326 69724626489 139449252978
• Sum of all divisors σ(n): 381020350464
• Sum of proper divisors (its aliquot sum) s(n): 241571097486
• 139449252978 is an abundant number, because the sum of its proper divisors (241571097486) is greater than itself. Its abundance is 102121844508

Bases of 139449252978

• Binary: 10000001110111110100101011110001110010₂
• Hexadecimal: 0x2077D2BC72
• Base-36: 1S28HG8I

Squares and roots of 139449252978

• 139449252978 squared (139449252978²) is 19446094156122241868484
• 139449252978 cubed (139449252978³) is 2711743303411097933810728721345352
• The square root of 139449252978 is 373429.0467786351
• The cube root of 139449252978 is 5185.6762235689

Scales and comparisons

• 139,449,252,978 seconds is equal to 4,434 years, 2 weeks, 5 days, 23 hours, 36 minutes, 18 seconds.
• To count from 1 to 139,449,252,978 would take you about eight thousand, eight hundred sixty-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 139449252978 cubic inches would be around 432.1 feet tall.

Recreational maths with 139449252978

• 139449252978 backwards is 879252944931
• 139449252978 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 139449252978's digits is 63
• More coming soon!