Base | Representation |
---|---|
bin | 1001001111001010000011… |
… | …01110110011001110111110 |
3 | 2122220210211102101201201102 |
4 | 10213211001232303032332 |
5 | 10130242440300132202 |
6 | 111111112212013102 |
7 | 4164331241616242 |
oct | 447450156631676 |
9 | 78823742351642 |
10 | 20312003130302 |
11 | 65212aa263834 |
12 | 2340728901192 |
13 | b4454bb01bc0 |
14 | 50316b594422 |
15 | 2535661d2d02 |
hex | 127941bb33be |
20312003130302 has 16 divisors (see below), whose sum is σ = 32811803922240. Its totient is φ = 9374740230432.
The previous prime is 20312003130281. The next prime is 20312003130407. The reversal of 20312003130302 is 20303130021302.
It is a super-2 number, since 2×203120031303022 (a number of 27 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8234699 + ... + 10413177.
It is an arithmetic number, because the mean of its divisors is an integer number (2050737745140).
Almost surely, 220312003130302 is an apocalyptic number.
20312003130302 is a deficient number, since it is larger than the sum of its proper divisors (12499800791938).
20312003130302 is a wasteful number, since it uses less digits than its factorization.
20312003130302 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2537107.
The product of its (nonzero) digits is 648, while the sum is 20.
Adding to 20312003130302 its reverse (20303130021302), we get a palindrome (40615133151604).
The spelling of 20312003130302 in words is "twenty trillion, three hundred twelve billion, three million, one hundred thirty thousand, three hundred two".
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