Base | Representation |
---|---|
bin | 10011000010100100… |
… | …011110111101111111 |
3 | 1221202210101122002111 |
4 | 103002210132331333 |
5 | 313332204304434 |
6 | 13220354234451 |
7 | 1322424641611 |
oct | 230244367577 |
9 | 57683348074 |
10 | 20444213119 |
11 | 8741252a00 |
12 | 3b66885a27 |
13 | 1c0a729635 |
14 | dbd2b8db1 |
15 | 7e9c64964 |
hex | 4c291ef7f |
20444213119 has 12 divisors (see below), whose sum is σ = 22475331648. Its totient is φ = 18582676640.
The previous prime is 20444213117. The next prime is 20444213129. The reversal of 20444213119 is 91131244402.
It is not a de Polignac number, because 20444213119 - 21 = 20444213117 is a prime.
It is a super-2 number, since 2×204442131192 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20444213117) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1181202 + ... + 1198384.
It is an arithmetic number, because the mean of its divisors is an integer number (1872944304).
Almost surely, 220444213119 is an apocalyptic number.
20444213119 is a deficient number, since it is larger than the sum of its proper divisors (2031118529).
20444213119 is a wasteful number, since it uses less digits than its factorization.
20444213119 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27038 (or 27027 counting only the distinct ones).
The product of its (nonzero) digits is 6912, while the sum is 31.
The spelling of 20444213119 in words is "twenty billion, four hundred forty-four million, two hundred thirteen thousand, one hundred nineteen".
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