Base | Representation |
---|---|
bin | 10010110101110011… |
… | …110101111001111110 |
3 | 1221012212120100200220 |
4 | 102311303311321332 |
5 | 312412403313142 |
6 | 13143230002210 |
7 | 1314215212440 |
oct | 226563657176 |
9 | 57185510626 |
10 | 20230135422 |
11 | 8641425192 |
12 | 3b07046366 |
13 | 1ba5283743 |
14 | d9cab0490 |
15 | 7d60792ec |
hex | 4b5cf5e7e |
20230135422 has 32 divisors (see below), whose sum is σ = 48960329472. Its totient is φ = 5440036224.
The previous prime is 20230135381. The next prime is 20230135489. The reversal of 20230135422 is 22453103202.
It is a junction number, because it is equal to n+sod(n) for n = 20230135392 and 20230135401.
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, 14166048 + ... + 14167475.
It is an arithmetic number, because the mean of its divisors is an integer number (1530010296).
Almost surely, 220230135422 is an apocalyptic number.
20230135422 is an abundant number, since it is smaller than the sum of its proper divisors (28730194050).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20230135422 is a wasteful number, since it uses less digits than its factorization.
20230135422 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28333552.
The product of its (nonzero) digits is 2880, while the sum is 24.
Adding to 20230135422 its reverse (22453103202), we get a palindrome (42683238624).
The spelling of 20230135422 in words is "twenty billion, two hundred thirty million, one hundred thirty-five thousand, four hundred twenty-two".
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