Base | Representation |
---|---|
bin | 100111000001… |
… | …1101100001000 |
3 | 1102111121001121 |
4 | 1032003230020 |
5 | 20214243334 |
6 | 2010325024 |
7 | 335632660 |
oct | 116035410 |
9 | 42447047 |
10 | 20462344 |
11 | 10606731 |
12 | 6a29774 |
13 | 43159c6 |
14 | 2a091a0 |
15 | 1be2db4 |
hex | 1383b08 |
20462344 has 32 divisors (see below), whose sum is σ = 44311680. Its totient is φ = 8676864.
The previous prime is 20462327. The next prime is 20462347. The reversal of 20462344 is 44326402.
It is not an unprimeable number, because it can be changed into a prime (20462347) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3549 + ... + 7315.
It is an arithmetic number, because the mean of its divisors is an integer number (1384740).
Almost surely, 220462344 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 20462344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22155840).
20462344 is an abundant number, since it is smaller than the sum of its proper divisors (23849336).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20462344 is a wasteful number, since it uses less digits than its factorization.
20462344 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3877 (or 3873 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 25.
The square root of 20462344 is about 4523.5322481441. The cubic root of 20462344 is about 273.5175055944.
Adding to 20462344 its reverse (44326402), we get a palindrome (64788746).
The spelling of 20462344 in words is "twenty million, four hundred sixty-two thousand, three hundred forty-four".
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