Base | Representation |
---|---|
bin | 10001101001000011011… |
… | …000111111001010101010 |
3 | 11021220012001210002101002 |
4 | 101221003120333022222 |
5 | 124330303204314010 |
6 | 2324532252355002 |
7 | 153405130612544 |
oct | 21510330771252 |
9 | 4256161702332 |
10 | 1212311401130 |
11 | 4281581a9a75 |
12 | 176b54775a62 |
13 | 8a42210c84b |
14 | 42967646694 |
15 | 2180596d1a5 |
hex | 11a4363f2aa |
1212311401130 has 16 divisors (see below), whose sum is σ = 2182262390784. Its totient is φ = 484901922960.
The previous prime is 1212311401099. The next prime is 1212311401141. The reversal of 1212311401130 is 311041132121.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2603906 + ... + 3033965.
It is an arithmetic number, because the mean of its divisors is an integer number (136391399424).
Almost surely, 21212311401130 is an apocalyptic number.
1212311401130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1212311401130 is a deficient number, since it is larger than the sum of its proper divisors (969950989654).
1212311401130 is a wasteful number, since it uses less digits than its factorization.
1212311401130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5659381.
The product of its (nonzero) digits is 144, while the sum is 20.
Adding to 1212311401130 its reverse (311041132121), we get a palindrome (1523352533251).
The spelling of 1212311401130 in words is "one trillion, two hundred twelve billion, three hundred eleven million, four hundred one thousand, one hundred thirty".
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