Base | Representation |
---|---|
bin | 10010111010101100… |
… | …101000001100001010 |
3 | 1221102120212010112202 |
4 | 102322230220030022 |
5 | 313044401132224 |
6 | 13155315240202 |
7 | 1316232154550 |
oct | 227254501412 |
9 | 57376763482 |
10 | 20312130314 |
11 | 8683739163 |
12 | 3b2a5a9062 |
13 | 1bb9261b28 |
14 | da9935bd0 |
15 | 7dd373eae |
hex | 4bab2830a |
20312130314 has 8 divisors (see below), whose sum is σ = 34820794848. Its totient is φ = 8705198700.
The previous prime is 20312130259. The next prime is 20312130331. The reversal of 20312130314 is 41303121302.
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 725433212 + ... + 725433239.
It is an arithmetic number, because the mean of its divisors is an integer number (4352599356).
Almost surely, 220312130314 is an apocalyptic number.
20312130314 is a deficient number, since it is larger than the sum of its proper divisors (14508664534).
20312130314 is a wasteful number, since it uses less digits than its factorization.
20312130314 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1450866460.
The product of its (nonzero) digits is 432, while the sum is 20.
Adding to 20312130314 its reverse (41303121302), we get a palindrome (61615251616).
The spelling of 20312130314 in words is "twenty billion, three hundred twelve million, one hundred thirty thousand, three hundred fourteen".
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