Base | Representation |
---|---|
bin | 10001100110111010010… |
… | …010011101010111001010 |
3 | 11021200020202120022222211 |
4 | 101212322102131113022 |
5 | 124311100332224320 |
6 | 2323512123335334 |
7 | 153264130410514 |
oct | 21467222352712 |
9 | 4250222508884 |
10 | 1210011211210 |
11 | 42718786926a |
12 | 17661238154a |
13 | 8a1466cc119 |
14 | 427c9d68bb4 |
15 | 2171da6055a |
hex | 119ba49d5ca |
1210011211210 has 32 divisors (see below), whose sum is σ = 2299003790400. Its totient is φ = 458530538256.
The previous prime is 1210011211181. The next prime is 1210011211219. The reversal of 1210011211210 is 121121100121.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (1210011211219) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8752020 + ... + 8889199.
It is an arithmetic number, because the mean of its divisors is an integer number (71843868450).
Almost surely, 21210011211210 is an apocalyptic number.
1210011211210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1210011211210 is a deficient number, since it is larger than the sum of its proper divisors (1088992579190).
1210011211210 is an equidigital number, since it uses as much as digits as its factorization.
1210011211210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17641283 (or 17641245 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 13.
Adding to 1210011211210 its reverse (121121100121), we get a palindrome (1331132311331).
The spelling of 1210011211210 in words is "one trillion, two hundred ten billion, eleven million, two hundred eleven thousand, two hundred ten".
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