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131332312303320 = 233513991048774597
BaseRepresentation
bin11101110111001000101111…
…110100101000011011011000
3122020000020122122122211012210
4131313020233310220123120
5114203222033422201240
61143153121550235120
736443306062345122
oct3567105764503330
9566006578584183
10131332312303320
11389347a2518127
12128910b97b5aa0
135838778b0691b
142460736d04212
15102b3c50e9780
hex77722fd286d8

131332312303320 has 128 divisors (see below), whose sum is σ = 394321447296000. Its totient is φ = 34993110114816.

The previous prime is 131332312303319. The next prime is 131332312303393. The reversal of 131332312303320 is 23303213233131.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1760520262 + ... + 1760594858.

It is an arithmetic number, because the mean of its divisors is an integer number (3080636307000).

Almost surely, 2131332312303320 is an apocalyptic number.

131332312303320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

131332312303320 is an abundant number, since it is smaller than the sum of its proper divisors (262989134992680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

131332312303320 is a wasteful number, since it uses less digits than its factorization.

131332312303320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86497 (or 86493 counting only the distinct ones).

The product of its (nonzero) digits is 17496, while the sum is 30.

Adding to 131332312303320 its reverse (23303213233131), we get a palindrome (154635525536451).

The spelling of 131332312303320 in words is "one hundred thirty-one trillion, three hundred thirty-two billion, three hundred twelve million, three hundred three thousand, three hundred twenty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 1399 2798 4197 5596 6995 8394 10487 11192 13990 16788 20974 20985 27980 31461 33576 41948 41970 52435 55960 62922 74597 83896 83940 104870 125844 149194 157305 167880 209740 223791 251688 298388 314610 372985 419480 447582 596776 629220 745970 895164 1118955 1258440 1491940 1790328 2237910 2983880 4475820 8951640 14671313 29342626 44013939 58685252 73356565 88027878 104361203 117370504 146713130 176055756 208722406 220069695 293426260 313083609 352111512 417444812 440139390 521806015 586852520 626167218 782298739 834889624 880278780 1043612030 1252334436 1564597478 1565418045 1760557560 2087224060 2346896217 2504668872 3129194956 3130836090 3911493695 4174448120 4693792434 6258389912 6261672180 7822987390 9387584868 11734481085 12523344360 15645974780 18775169736 23468962170 31291949560 46937924340 93875848680 1094435935861 2188871871722 3283307807583 4377743743444 5472179679305 6566615615166 8755487486888 10944359358610 13133231230332 16416539037915 21888718717220 26266462460664 32833078075830 43777437434440 65666156151660 131332312303320