Base | Representation |
---|---|
bin | 10001101011001000111… |
… | …010000001011110111101 |
3 | 11022002222011210101211002 |
4 | 101223020322001132331 |
5 | 124344400131243401 |
6 | 2325542432140045 |
7 | 153514500553301 |
oct | 21531072013675 |
9 | 4262864711732 |
10 | 1214551431101 |
11 | 4290a768a708 |
12 | 17747a997625 |
13 | 8a6bb218578 |
14 | 42adad43d01 |
15 | 218d7445a6b |
hex | 11ac8e817bd |
1214551431101 has 16 divisors (see below), whose sum is σ = 1246900686720. Its totient is φ = 1182697148160.
The previous prime is 1214551431097. The next prime is 1214551431109. The reversal of 1214551431101 is 1011341554121.
It is a cyclic number.
It is not a de Polignac number, because 1214551431101 - 22 = 1214551431097 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1214551431109) 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, 2244785 + ... + 2732793.
It is an arithmetic number, because the mean of its divisors is an integer number (77931292920).
Almost surely, 21214551431101 is an apocalyptic number.
It is an amenable number.
1214551431101 is a deficient number, since it is larger than the sum of its proper divisors (32349255619).
1214551431101 is a wasteful number, since it uses less digits than its factorization.
1214551431101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 488516.
The product of its (nonzero) digits is 2400, while the sum is 29.
Adding to 1214551431101 its reverse (1011341554121), we get a palindrome (2225892985222).
The spelling of 1214551431101 in words is "one trillion, two hundred fourteen billion, five hundred fifty-one million, four hundred thirty-one thousand, one hundred one".
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