Base | Representation |
---|---|
bin | 10010101000111000… |
… | …011011000001010010 |
3 | 1220122202102112102121 |
4 | 102220320123001102 |
5 | 311441341412320 |
6 | 13105521004454 |
7 | 1305642444526 |
oct | 225070330122 |
9 | 56582375377 |
10 | 20013232210 |
11 | 853aa47634 |
12 | 3a6648372a |
13 | 1b6c35b74a |
14 | d7bd6bd86 |
15 | 7c1ed18aa |
hex | 4a8e1b052 |
20013232210 has 32 divisors (see below), whose sum is σ = 36627075072. Its totient is φ = 7871828160.
The previous prime is 20013232193. The next prime is 20013232231. The reversal of 20013232210 is 1223231002.
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, 235132 + ... + 308728.
It is an arithmetic number, because the mean of its divisors is an integer number (1144596096).
Almost surely, 220013232210 is an apocalyptic number.
20013232210 is a deficient number, since it is larger than the sum of its proper divisors (16613842862).
20013232210 is a wasteful number, since it uses less digits than its factorization.
20013232210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 74058.
The product of its (nonzero) digits is 144, while the sum is 16.
Adding to 20013232210 its reverse (1223231002), we get a palindrome (21236463212).
The spelling of 20013232210 in words is "twenty billion, thirteen million, two hundred thirty-two thousand, two hundred ten".
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