Base | Representation |
---|---|
bin | 1001001001110111011100… |
… | …01001001000011011101110 |
3 | 2122021102121002112120122001 |
4 | 10210323232021020123232 |
5 | 10114303133300322202 |
6 | 110451405231442514 |
7 | 4145234264543524 |
oct | 444735611103356 |
9 | 78242532476561 |
10 | 20130212120302 |
11 | 64611a1a482a9 |
12 | 231145338643a |
13 | b3036a0c752b |
14 | 4d8443982314 |
15 | 24d976649d87 |
hex | 124eee2486ee |
20130212120302 has 32 divisors (see below), whose sum is σ = 32170004675424. Its totient is φ = 9434018764800.
The previous prime is 20130212120299. The next prime is 20130212120311. The reversal of 20130212120302 is 20302121203102.
It is a self number, because there is not a number n which added to its sum of digits gives 20130212120302.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46580643 + ... + 47010814.
It is an arithmetic number, because the mean of its divisors is an integer number (1005312646107).
Almost surely, 220130212120302 is an apocalyptic number.
20130212120302 is a deficient number, since it is larger than the sum of its proper divisors (12039792555122).
20130212120302 is a wasteful number, since it uses less digits than its factorization.
20130212120302 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 93591604.
The product of its (nonzero) digits is 288, while the sum is 19.
Adding to 20130212120302 its reverse (20302121203102), we get a palindrome (40432333323404).
The spelling of 20130212120302 in words is "twenty trillion, one hundred thirty billion, two hundred twelve million, one hundred twenty thousand, three hundred two".
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