Base | Representation |
---|---|
bin | 1010001001010… |
… | …0010001100000 |
3 | 2222001210010120 |
4 | 2202110101200 |
5 | 41343102433 |
6 | 4120000240 |
7 | 1024446360 |
oct | 242242140 |
9 | 88053116 |
10 | 42550368 |
11 | 220227a3 |
12 | 12300080 |
13 | 8a7a643 |
14 | 59189a0 |
15 | 3b077b3 |
hex | 2894460 |
42550368 has 96 divisors (see below), whose sum is σ = 133249536. Its totient is φ = 11624448.
The previous prime is 42550363. The next prime is 42550393. The reversal of 42550368 is 86305524.
It is a tau number, because it is divible by the number of its divisors (96).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42550363) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14080 + ... + 16832.
It is an arithmetic number, because the mean of its divisors is an integer number (1388016).
Almost surely, 242550368 is an apocalyptic number.
42550368 is a gapful number since it is divisible by the number (48) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 42550368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66624768).
42550368 is an abundant number, since it is smaller than the sum of its proper divisors (90699168).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42550368 is a wasteful number, since it uses less digits than its factorization.
42550368 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2796 (or 2788 counting only the distinct ones).
The product of its (nonzero) digits is 28800, while the sum is 33.
The square root of 42550368 is about 6523.0643105829. The cubic root of 42550368 is about 349.1144087321.
The spelling of 42550368 in words is "forty-two million, five hundred fifty thousand, three hundred sixty-eight".
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