Base | Representation |
---|---|
bin | 10010111010000010… |
… | …111110111000110001 |
3 | 1221101211022111010102 |
4 | 102322002332320301 |
5 | 313034102310413 |
6 | 13154245242145 |
7 | 1316040315410 |
oct | 227202767061 |
9 | 57354274112 |
10 | 20301213233 |
11 | 8678561a84 |
12 | 3b26a03355 |
13 | 1bb6c0ba12 |
14 | da82d3477 |
15 | 7dc419458 |
hex | 4ba0bee31 |
20301213233 has 8 divisors (see below), whose sum is σ = 24422512320. Its totient is φ = 16485195600.
The previous prime is 20301213223. The next prime is 20301213241. The reversal of 20301213233 is 33231210302.
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 20301213233 - 220 = 20300164657 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20301213223) 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, 76320218 + ... + 76320483.
It is an arithmetic number, because the mean of its divisors is an integer number (3052814040).
Almost surely, 220301213233 is an apocalyptic number.
It is an amenable number.
20301213233 is a deficient number, since it is larger than the sum of its proper divisors (4121299087).
20301213233 is a wasteful number, since it uses less digits than its factorization.
20301213233 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 152640727.
The product of its (nonzero) digits is 648, while the sum is 20.
Adding to 20301213233 its reverse (33231210302), we get a palindrome (53532423535).
The spelling of 20301213233 in words is "twenty billion, three hundred one million, two hundred thirteen thousand, two hundred thirty-three".
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