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131042141013200 = 2452757432767969
BaseRepresentation
bin11101110010111010100000…
…010001000000010011010000
3122011222111200010011222201112
4131302322200101000103100
5114133443301044410300
61142411532320352452
736413324262153344
oct3562724021002320
9564874603158645
10131042141013200
113883272938205a
1212844a17a75728
1358172b4350ba1
14245068b297624
151023a90760e35
hex772ea04404d0

131042141013200 has 60 divisors (see below), whose sum is σ = 315244634530860. Its totient is φ = 52347613409280.

The previous prime is 131042141013151. The next prime is 131042141013209. The reversal of 131042141013200 is 2310141240131.

It can be written as a sum of positive squares in 6 ways, for example, as 36444337216 + 131005696675984 = 190904^2 + 11445772^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131042141013209) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 216081185 + ... + 216686784.

It is an arithmetic number, because the mean of its divisors is an integer number (5254077242181).

Almost surely, 2131042141013200 is an apocalyptic number.

131042141013200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

131042141013200 is an abundant number, since it is smaller than the sum of its proper divisors (184202493517660).

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

131042141013200 is a wasteful number, since it uses less digits than its factorization.

131042141013200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 432768744 (or 432768733 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 131042141013200 its reverse (2310141240131), we get a palindrome (133352282253331).

The spelling of 131042141013200 in words is "one hundred thirty-one trillion, forty-two billion, one hundred forty-one million, thirteen thousand, two hundred".

Divisors: 1 2 4 5 8 10 16 20 25 40 50 80 100 200 400 757 1514 3028 3785 6056 7570 12112 15140 18925 30280 37850 60560 75700 151400 302800 432767969 865535938 1731071876 2163839845 3462143752 4327679690 6924287504 8655359380 10819199225 17310718760 21638398450 34621437520 43276796900 86553593800 173107187600 327605352533 655210705066 1310421410132 1638026762665 2620842820264 3276053525330 5241685640528 6552107050660 8190133813325 13104214101320 16380267626650 26208428202640 32760535253300 65521070506600 131042141013200