Base | Representation |
---|---|
bin | 10001101000110010000… |
… | …001011101001111110010 |
3 | 11021212102202111101220011 |
4 | 101220302001131033302 |
5 | 124324204111121320 |
6 | 2324443323205134 |
7 | 153364662121516 |
oct | 21506201351762 |
9 | 4255382441804 |
10 | 1212020020210 |
11 | 42801878219a |
12 | 176a930767aa |
13 | 8a3a693bbbc |
14 | 4293aa78146 |
15 | 217da0b305a |
hex | 11a3205d3f2 |
1212020020210 has 16 divisors (see below), whose sum is σ = 2212363305792. Its totient is φ = 477979726000.
The previous prime is 1212020020193. The next prime is 1212020020223. The reversal of 1212020020210 is 120200202121.
It is a happy number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 853534516 + ... + 853535935.
It is an arithmetic number, because the mean of its divisors is an integer number (138272706612).
Almost surely, 21212020020210 is an apocalyptic number.
1212020020210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1212020020210 is a deficient number, since it is larger than the sum of its proper divisors (1000343285582).
1212020020210 is a wasteful number, since it uses less digits than its factorization.
1212020020210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1707070529.
The product of its (nonzero) digits is 32, while the sum is 13.
Adding to 1212020020210 its reverse (120200202121), we get a palindrome (1332220222331).
The spelling of 1212020020210 in words is "one trillion, two hundred twelve billion, twenty million, twenty thousand, two hundred ten".
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