Base | Representation |
---|---|
bin | 10000000010100110110… |
… | …011110100110010111111 |
3 | 10220101020220011200012102 |
4 | 100002212303310302333 |
5 | 121030012404344411 |
6 | 2202221101455315 |
7 | 142432163240366 |
oct | 20024663646277 |
9 | 3811226150172 |
10 | 1102310231231 |
11 | 39553a42aa00 |
12 | 15977557153b |
13 | 7cc415c32c1 |
14 | 3b4d023a7dd |
15 | 1da186e3d3b |
hex | 100a6cf4cbf |
1102310231231 has 24 divisors (see below), whose sum is σ = 1214437544880. Its totient is φ = 999781009920.
The previous prime is 1102310231203. The next prime is 1102310231257. The reversal of 1102310231231 is 1321320132011.
It is a happy number.
It is a de Polignac number, because none of the positive numbers 2k-1102310231231 is a prime.
It is a super-2 number, since 2×11023102312312 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1102310231261) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 111802580 + ... + 111812438.
It is an arithmetic number, because the mean of its divisors is an integer number (50601564370).
Almost surely, 21102310231231 is an apocalyptic number.
1102310231231 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
1102310231231 is a deficient number, since it is larger than the sum of its proper divisors (112127313649).
1102310231231 is a wasteful number, since it uses less digits than its factorization.
1102310231231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11927 (or 11916 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 20.
Adding to 1102310231231 its reverse (1321320132011), we get a palindrome (2423630363242).
The spelling of 1102310231231 in words is "one trillion, one hundred two billion, three hundred ten million, two hundred thirty-one thousand, two hundred thirty-one".
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