Base | Representation |
---|---|
bin | 10010111010100101… |
… | …000000100111011010 |
3 | 1221102110002200000221 |
4 | 102322211000213122 |
5 | 313043343230320 |
6 | 13155204350254 |
7 | 1316206166233 |
oct | 227245004732 |
9 | 57373080027 |
10 | 20310133210 |
11 | 86825a4764 |
12 | 3b299a538a |
13 | 1bb8a12b03 |
14 | da957608a |
15 | 7dd0cc3aa |
hex | 4ba9409da |
20310133210 has 32 divisors (see below), whose sum is σ = 38161342080. Its totient is φ = 7768060608.
The previous prime is 20310133099. The next prime is 20310133241. The reversal of 20310133210 is 1233101302.
It is a super-2 number, since 2×203101332102 (a number of 21 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 700869 + ... + 729271.
It is an arithmetic number, because the mean of its divisors is an integer number (1192541940).
Almost surely, 220310133210 is an apocalyptic number.
20310133210 is a deficient number, since it is larger than the sum of its proper divisors (17851208870).
20310133210 is a wasteful number, since it uses less digits than its factorization.
20310133210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31542.
The product of its (nonzero) digits is 108, while the sum is 16.
Adding to 20310133210 its reverse (1233101302), we get a palindrome (21543234512).
The spelling of 20310133210 in words is "twenty billion, three hundred ten million, one hundred thirty-three thousand, two hundred ten".
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