Base | Representation |
---|---|
bin | 10010101000110100… |
… | …001110011100010111 |
3 | 1220122200100122101111 |
4 | 102220310032130113 |
5 | 311441101211434 |
6 | 13105441235451 |
7 | 1305630213340 |
oct | 225064163427 |
9 | 56580318344 |
10 | 20012132119 |
11 | 853a366071 |
12 | 3a66032b87 |
13 | 1b6c064ac5 |
14 | d7bb630c7 |
15 | 7c1d65964 |
hex | 4a8d0e717 |
20012132119 has 24 divisors (see below), whose sum is σ = 23754117024. Its totient is φ = 16514568000.
The previous prime is 20012132117. The next prime is 20012132137. The reversal of 20012132119 is 91123121002.
It is not a de Polignac number, because 20012132119 - 21 = 20012132117 is a prime.
It is a super-2 number, since 2×200121321192 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 20012132119.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20012132111) by changing a digit.
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, 1317669 + ... + 1332769.
It is an arithmetic number, because the mean of its divisors is an integer number (989754876).
Almost surely, 220012132119 is an apocalyptic number.
20012132119 is a deficient number, since it is larger than the sum of its proper divisors (3741984905).
20012132119 is a wasteful number, since it uses less digits than its factorization.
20012132119 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15367 (or 15336 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 22.
The spelling of 20012132119 in words is "twenty billion, twelve million, one hundred thirty-two thousand, one hundred nineteen".
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