Base | Representation |
---|---|
bin | 1001000110000101010101… |
… | …01010100011101010010111 |
3 | 2121211000002111011011221100 |
4 | 10203002222222203222113 |
5 | 10110140433114404030 |
6 | 110311551305321143 |
7 | 4132653240424131 |
oct | 443025252435227 |
9 | 77730074134840 |
10 | 20000231013015 |
11 | 6411061002590 |
12 | 22b0218a961b3 |
13 | b21024109126 |
14 | 4d2032bd4051 |
15 | 24a3ba2b9360 |
hex | 1230aaaa3a97 |
20000231013015 has 48 divisors (see below), whose sum is σ = 37824897071520. Its totient is φ = 9695471850240.
The previous prime is 20000231012999. The next prime is 20000231013157. The reversal of 20000231013015 is 51031013200002.
It is not a de Polignac number, because 20000231013015 - 24 = 20000231012999 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 366492 + ... + 6335201.
It is an arithmetic number, because the mean of its divisors is an integer number (788018688990).
Almost surely, 220000231013015 is an apocalyptic number.
20000231013015 is a deficient number, since it is larger than the sum of its proper divisors (17824666058505).
20000231013015 is a wasteful number, since it uses less digits than its factorization.
20000231013015 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6707744 (or 6707741 counting only the distinct ones).
The product of its (nonzero) digits is 180, while the sum is 18.
Adding to 20000231013015 its reverse (51031013200002), we get a palindrome (71031244213017).
The spelling of 20000231013015 in words is "twenty trillion, two hundred thirty-one million, thirteen thousand, fifteen".
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