Base | Representation |
---|---|
bin | 101111100010111000… |
… | …0100110110011011011 |
3 | 100202112200010011000010 |
4 | 1133011300212303123 |
5 | 3133101114214321 |
6 | 114523254213003 |
7 | 10243120353315 |
oct | 1370560466333 |
9 | 322480104003 |
10 | 102102101211 |
11 | 3a334a79930 |
12 | 17955954163 |
13 | 9822184b06 |
14 | 4d282d67b5 |
15 | 29c8a69676 |
hex | 17c5c26cdb |
102102101211 has 16 divisors (see below), whose sum is σ = 149128391808. Its totient is φ = 61623292800.
The previous prime is 102102101203. The next prime is 102102101261. The reversal of 102102101211 is 112101201201.
It is not a de Polignac number, because 102102101211 - 23 = 102102101203 is a prime.
It is not an unprimeable number, because it can be changed into a prime (102102101261) 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, 6411141 + ... + 6427046.
It is an arithmetic number, because the mean of its divisors is an integer number (9320524488).
Almost surely, 2102102101211 is an apocalyptic number.
102102101211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
102102101211 is a deficient number, since it is larger than the sum of its proper divisors (47026290597).
102102101211 is a wasteful number, since it uses less digits than its factorization.
102102101211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12838442.
The product of its (nonzero) digits is 8, while the sum is 12.
Adding to 102102101211 its reverse (112101201201), we get a palindrome (214203302412).
The spelling of 102102101211 in words is "one hundred two billion, one hundred two million, one hundred one thousand, two hundred eleven".
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