Base | Representation |
---|---|
bin | 10011011110101… |
… | …11010111011100 |
3 | 102101111011022211 |
4 | 21233113113130 |
5 | 313313131140 |
6 | 24114250204 |
7 | 4022655064 |
oct | 1157272734 |
9 | 371434284 |
10 | 163411420 |
11 | 84272467 |
12 | 46886964 |
13 | 27b16463 |
14 | 179ba3a4 |
15 | e52d2ea |
hex | 9bd75dc |
163411420 has 12 divisors (see below), whose sum is σ = 343164024. Its totient is φ = 65364560.
The previous prime is 163411397. The next prime is 163411439. The reversal of 163411420 is 24114361.
It is a junction number, because it is equal to n+sod(n) for n = 163411391 and 163411400.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4085266 + ... + 4085305.
It is an arithmetic number, because the mean of its divisors is an integer number (28597002).
Almost surely, 2163411420 is an apocalyptic number.
163411420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
163411420 is an abundant number, since it is smaller than the sum of its proper divisors (179752604).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
163411420 is a wasteful number, since it uses less digits than its factorization.
163411420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8170580 (or 8170578 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 22.
The square root of 163411420 is about 12783.2476311773. The cubic root of 163411420 is about 546.7147629373.
Adding to 163411420 its reverse (24114361), we get a palindrome (187525781).
The spelling of 163411420 in words is "one hundred sixty-three million, four hundred eleven thousand, four hundred twenty".
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