Base | Representation |
---|---|
bin | 110111111110100010… |
… | …1100110100010011010 |
3 | 102111021122201221210012 |
4 | 1233331011212202122 |
5 | 3432142304034320 |
6 | 131120202121522 |
7 | 11453631010142 |
oct | 1577505464232 |
9 | 374248657705 |
10 | 120210221210 |
11 | 46a87599462 |
12 | 1b36a1b02a2 |
13 | b44990cb11 |
14 | 5b65229922 |
15 | 31d867d4c5 |
hex | 1bfd16689a |
120210221210 has 32 divisors (see below), whose sum is σ = 219784203792. Its totient is φ = 47332748800.
The previous prime is 120210221179. The next prime is 120210221233. The reversal of 120210221210 is 12122012021.
It can be written as a sum of positive squares in 8 ways, for example, as 68931977401 + 51278243809 = 262549^2 + 226447^2 .
It is a Curzon number.
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, 169259 + ... + 518718.
Almost surely, 2120210221210 is an apocalyptic number.
120210221210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
120210221210 is a deficient number, since it is larger than the sum of its proper divisors (99573982582).
120210221210 is a wasteful number, since it uses less digits than its factorization.
120210221210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 688258.
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 120210221210 its reverse (12122012021), we get a palindrome (132332233231).
The spelling of 120210221210 in words is "one hundred twenty billion, two hundred ten million, two hundred twenty-one thousand, two hundred ten".
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