Base | Representation |
---|---|
bin | 10111001111011100110100… |
… | …00010101001010111000111 |
3 | 20200221220201021202102221020 |
4 | 23213232122002221113013 |
5 | 23144330000430140241 |
6 | 300410512553122223 |
7 | 13523313542130366 |
oct | 1347563202512707 |
9 | 220856637672836 |
10 | 51108400240071 |
11 | 15314a505a6849 |
12 | 58951979b9373 |
13 | 2269669937cb5 |
14 | c899345a37dd |
15 | 5d96a7d1ab66 |
hex | 2e7b9a0a95c7 |
51108400240071 has 16 divisors (see below), whose sum is σ = 71732024576640. Its totient is φ = 32278568191200.
The previous prime is 51108400240067. The next prime is 51108400240133. The reversal of 51108400240071 is 17004200480115.
It is not a de Polignac number, because 51108400240071 - 22 = 51108400240067 is a prime.
It is a super-2 number, since 2×511084002400712 (a number of 28 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51108400240031) 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, 1419945 + ... + 10209458.
It is an arithmetic number, because the mean of its divisors is an integer number (4483251536040).
Almost surely, 251108400240071 is an apocalyptic number.
51108400240071 is a deficient number, since it is larger than the sum of its proper divisors (20623624336569).
51108400240071 is a wasteful number, since it uses less digits than its factorization.
51108400240071 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11706526.
The product of its (nonzero) digits is 8960, while the sum is 33.
The spelling of 51108400240071 in words is "fifty-one trillion, one hundred eight billion, four hundred million, two hundred forty thousand, seventy-one".
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