Base | Representation |
---|---|
bin | 10010111010010110… |
… | …000100000111110010 |
3 | 1221102011201121211020 |
4 | 102322112010013302 |
5 | 313041342343120 |
6 | 13154544400310 |
7 | 1316130661125 |
oct | 227226040762 |
9 | 57364647736 |
10 | 20306215410 |
11 | 8680369208 |
12 | 3b28616096 |
13 | 1bb7c707a0 |
14 | da8c363bc |
15 | 7dcaa6640 |
hex | 4ba5841f2 |
20306215410 has 32 divisors (see below), whose sum is σ = 52483757760. Its totient is φ = 4998452928.
The previous prime is 20306215399. The next prime is 20306215441. The reversal of 20306215410 is 1451260302.
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, 26033220 + ... + 26033999.
It is an arithmetic number, because the mean of its divisors is an integer number (1640117430).
Almost surely, 220306215410 is an apocalyptic number.
20306215410 is an abundant number, since it is smaller than the sum of its proper divisors (32177542350).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20306215410 is a wasteful number, since it uses less digits than its factorization.
20306215410 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 52067242.
The product of its (nonzero) digits is 1440, while the sum is 24.
Adding to 20306215410 its reverse (1451260302), we get a palindrome (21757475712).
The spelling of 20306215410 in words is "twenty billion, three hundred six million, two hundred fifteen thousand, four hundred ten".
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