Base | Representation |
---|---|
bin | 10100100100111… |
… | …000100001110010 |
3 | 220001120122021020 |
4 | 110210320201302 |
5 | 1201333304132 |
6 | 54131040310 |
7 | 11361156006 |
oct | 2444704162 |
9 | 801518236 |
10 | 345213042 |
11 | 167955739 |
12 | 97740096 |
13 | 5669b395 |
14 | 33bc2706 |
15 | 2049052c |
hex | 14938872 |
345213042 has 32 divisors (see below), whose sum is σ = 715478400. Its totient is φ = 110909568.
The previous prime is 345213017. The next prime is 345213047. The reversal of 345213042 is 240312543.
It is not an unprimeable number, because it can be changed into a prime (345213047) 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, 125134 + ... + 127862.
It is an arithmetic number, because the mean of its divisors is an integer number (22358700).
Almost surely, 2345213042 is an apocalyptic number.
345213042 is an abundant number, since it is smaller than the sum of its proper divisors (370265358).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
345213042 is a wasteful number, since it uses less digits than its factorization.
345213042 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3490.
The product of its (nonzero) digits is 2880, while the sum is 24.
The square root of 345213042 is about 18579.9096337953. The cubic root of 345213042 is about 701.5022445297.
Adding to 345213042 its reverse (240312543), we get a palindrome (585525585).
The spelling of 345213042 in words is "three hundred forty-five million, two hundred thirteen thousand, forty-two".
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