Base | Representation |
---|---|
bin | 1001001111110001001110… |
… | …01110001100110011001011 |
3 | 2122222211010001012121222001 |
4 | 10213320213032030303023 |
5 | 10131114023000310011 |
6 | 111124511055411431 |
7 | 4166004342436132 |
oct | 447704716146313 |
9 | 78884101177861 |
10 | 20333033213131 |
11 | 652a211193281 |
12 | 2344817823b77 |
13 | b46520a1a5b2 |
14 | 5041a45b8919 |
15 | 253d975c37c1 |
hex | 127e2738cccb |
20333033213131 has 8 divisors (see below), whose sum is σ = 21529249452720. Its totient is φ = 19136834247168.
The previous prime is 20333033213113. The next prime is 20333033213167. The reversal of 20333033213131 is 13131233033302.
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 20333033213131 - 29 = 20333033212619 is a prime.
It is a super-2 number, since 2×203330332131312 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 20333033213131.
It is not an unprimeable number, because it can be changed into a prime (20333033213111) 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, 1854766 + ... + 6641251.
It is an arithmetic number, because the mean of its divisors is an integer number (2691156181590).
Almost surely, 220333033213131 is an apocalyptic number.
20333033213131 is a deficient number, since it is larger than the sum of its proper divisors (1196216239589).
20333033213131 is a wasteful number, since it uses less digits than its factorization.
20333033213131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8636813.
The product of its (nonzero) digits is 8748, while the sum is 28.
Adding to 20333033213131 its reverse (13131233033302), we get a palindrome (33464266246433).
The spelling of 20333033213131 in words is "twenty trillion, three hundred thirty-three billion, thirty-three million, two hundred thirteen thousand, one hundred thirty-one".
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