Base | Representation |
---|---|
bin | 101111100011001001… |
… | …0100101110011011010 |
3 | 100202120021212202120122 |
4 | 1133012102211303122 |
5 | 3133110404310020 |
6 | 114524213153242 |
7 | 10243256156432 |
oct | 1370622456332 |
9 | 322507782518 |
10 | 102111010010 |
11 | 3a33a004179 |
12 | 1795892b822 |
13 | 9823c83aa9 |
14 | 4d295752c2 |
15 | 29c9729125 |
hex | 17c64a5cda |
102111010010 has 32 divisors (see below), whose sum is σ = 184382049600. Its totient is φ = 40715136000.
The previous prime is 102111009997. The next prime is 102111010031. The reversal of 102111010010 is 10010111201.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 102111010010.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8525306 + ... + 8537274.
It is an arithmetic number, because the mean of its divisors is an integer number (5761939050).
Almost surely, 2102111010010 is an apocalyptic number.
102111010010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
102111010010 is a deficient number, since it is larger than the sum of its proper divisors (82271039590).
102111010010 is a wasteful number, since it uses less digits than its factorization.
102111010010 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14606.
The product of its (nonzero) digits is 2, while the sum is 8.
Adding to 102111010010 its reverse (10010111201), we get a palindrome (112121121211).
The spelling of 102111010010 in words is "one hundred two billion, one hundred eleven million, ten thousand, ten".
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