Base | Representation |
---|---|
bin | 10001011110100011000… |
… | …010110110111101101010 |
3 | 11020211001221022010222221 |
4 | 101132203002312331222 |
5 | 124134203003424320 |
6 | 2315425101104254 |
7 | 152525450463163 |
oct | 21364302667552 |
9 | 4224057263887 |
10 | 1201031311210 |
11 | 423399956505 |
12 | 174926b5808a |
13 | 89345168923 |
14 | 421b74a676a |
15 | 213955043aa |
hex | 117a30b6f6a |
1201031311210 has 16 divisors (see below), whose sum is σ = 2189221632000. Its totient is φ = 474331352976.
The previous prime is 1201031311199. The next prime is 1201031311217. The reversal of 1201031311210 is 121131301021.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (1201031311217) 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, 760145610 + ... + 760147189.
It is an arithmetic number, because the mean of its divisors is an integer number (136826352000).
Almost surely, 21201031311210 is an apocalyptic number.
1201031311210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1201031311210 is a deficient number, since it is larger than the sum of its proper divisors (988190320790).
1201031311210 is a wasteful number, since it uses less digits than its factorization.
1201031311210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1520292885.
The product of its (nonzero) digits is 36, while the sum is 16.
Adding to 1201031311210 its reverse (121131301021), we get a palindrome (1322162612231).
The spelling of 1201031311210 in words is "one trillion, two hundred one billion, thirty-one million, three hundred eleven thousand, two hundred ten".
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