Base | Representation |
---|---|
bin | 10010101111111101… |
… | …111000000001000010 |
3 | 1220222001002202102012 |
4 | 102233331320001002 |
5 | 312212304232320 |
6 | 13125404452522 |
7 | 1311615021353 |
oct | 225775700102 |
9 | 56861082365 |
10 | 20132102210 |
11 | 85a1057400 |
12 | 3a9a24a142 |
13 | 1b8ab7b21c |
14 | d8da71d2a |
15 | 7cc6624c5 |
hex | 4aff78042 |
20132102210 has 48 divisors (see below), whose sum is σ = 39897446400. Its totient is φ = 7308665760.
The previous prime is 20132102201. The next prime is 20132102269. The reversal of 20132102210 is 1220123102.
It is a happy number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 735551 + ... + 762429.
It is an arithmetic number, because the mean of its divisors is an integer number (831196800).
Almost surely, 220132102210 is an apocalyptic number.
20132102210 is a deficient number, since it is larger than the sum of its proper divisors (19765344190).
20132102210 is a wasteful number, since it uses less digits than its factorization.
20132102210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27527 (or 27516 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 14.
Adding to 20132102210 its reverse (1220123102), we get a palindrome (21352225312).
The spelling of 20132102210 in words is "twenty billion, one hundred thirty-two million, one hundred two thousand, two hundred ten".
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