Base | Representation |
---|---|
bin | 10001011110101101110… |
… | …001011110010100111110 |
3 | 11020211112110222200122001 |
4 | 101132231301132110332 |
5 | 124140040043200410 |
6 | 2315455011012514 |
7 | 152533064416231 |
oct | 21365561362476 |
9 | 4224473880561 |
10 | 1201211303230 |
11 | 423481513144 |
12 | 17497729a13a |
13 | 89373538c93 |
14 | 421d335b418 |
15 | 213a620a33a |
hex | 117adc5e53e |
1201211303230 has 16 divisors (see below), whose sum is σ = 2189549718720. Its totient is φ = 474402438432.
The previous prime is 1201211303161. The next prime is 1201211303231. The reversal of 1201211303230 is 323031121021.
It is a junction number, because it is equal to n+sod(n) for n = 1201211303198 and 1201211303207.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1201211303231) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 760259529 + ... + 760261108.
It is an arithmetic number, because the mean of its divisors is an integer number (136846857420).
Almost surely, 21201211303230 is an apocalyptic number.
1201211303230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1201211303230 is a deficient number, since it is larger than the sum of its proper divisors (988338415490).
1201211303230 is a wasteful number, since it uses less digits than its factorization.
1201211303230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1520520723.
The product of its (nonzero) digits is 216, while the sum is 19.
Adding to 1201211303230 its reverse (323031121021), we get a palindrome (1524242424251).
The spelling of 1201211303230 in words is "one trillion, two hundred one billion, two hundred eleven million, three hundred three thousand, two hundred thirty".
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