Base | Representation |
---|---|
bin | 11110111001100001110… |
… | …111001111001110110001 |
3 | 21111222202022101102100001 |
4 | 132321201313033032301 |
5 | 234242113030330411 |
6 | 4303242310030001 |
7 | 306256506530431 |
oct | 36714167171661 |
9 | 7458668342301 |
10 | 2123355714481 |
11 | 749567a43961 |
12 | 2a362b648301 |
13 | 125301a3a1c1 |
14 | 74ab17562c1 |
15 | 3a37788ddc1 |
hex | 1ee61dcf3b1 |
2123355714481 has 8 divisors (see below), whose sum is σ = 2128500748520. Its totient is φ = 2118216586752.
The previous prime is 2123355714367. The next prime is 2123355714497. The reversal of 2123355714481 is 1844175533212.
It can be written as a sum of positive squares in 4 ways, for example, as 3929283856 + 2119426430625 = 62684^2 + 1455825^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2123355714481 - 27 = 2123355714353 is a prime.
It is a super-2 number, since 2×21233557144812 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2123355711481) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 756270 + ... + 2195143.
It is an arithmetic number, because the mean of its divisors is an integer number (266062593565).
Almost surely, 22123355714481 is an apocalyptic number.
It is an amenable number.
2123355714481 is a deficient number, since it is larger than the sum of its proper divisors (5145034039).
2123355714481 is a wasteful number, since it uses less digits than its factorization.
2123355714481 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2953155.
The product of its digits is 806400, while the sum is 46.
The spelling of 2123355714481 in words is "two trillion, one hundred twenty-three billion, three hundred fifty-five million, seven hundred fourteen thousand, four hundred eighty-one".
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