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131041024323020 = 22571396733865587
BaseRepresentation
bin11101110010111001011101…
…101101001010110111001100
3122011222101210021221020202222
4131302321131231022313030
5114133434004211314040
61142411225430034512
736413254512355010
oct3562713555126714
9564871707836688
10131041024323020
1138832205aa8209
1212844765aa8a38
135817166ba8476
1424505c2c52540
151023a276cebb5
hex772e5db4adcc

131041024323020 has 48 divisors (see below), whose sum is σ = 316761037259520. Its totient is φ = 44605125641664.

The previous prime is 131041024322977. The next prime is 131041024323023. The reversal of 131041024323020 is 20323420140131.

It is not an unprimeable number, because it can be changed into a prime (131041024323023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3366913334 + ... + 3366952253.

It is an arithmetic number, because the mean of its divisors is an integer number (6599188276240).

Almost surely, 2131041024323020 is an apocalyptic number.

131041024323020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

131041024323020 is an abundant number, since it is smaller than the sum of its proper divisors (185720012936500).

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

131041024323020 is a wasteful number, since it uses less digits than its factorization.

131041024323020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6733865742 (or 6733865740 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 131041024323020 its reverse (20323420140131), we get a palindrome (151364444463151).

The spelling of 131041024323020 in words is "one hundred thirty-one trillion, forty-one billion, twenty-four million, three hundred twenty-three thousand, twenty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 139 140 278 556 695 973 1390 1946 2780 3892 4865 9730 19460 6733865587 13467731174 26935462348 33669327935 47137059109 67338655870 94274118218 134677311740 188548236436 235685295545 471370591090 936007316593 942741182180 1872014633186 3744029266372 4680036582965 6552051216151 9360073165930 13104102432302 18720146331860 26208204864604 32760256080755 65520512161510 131041024323020