Base | Representation |
---|---|
bin | 10010100110101… |
… | …010010000010010 |
3 | 210202022120020020 |
4 | 102212222100102 |
5 | 1114400440214 |
6 | 50545524310 |
7 | 10510004526 |
oct | 2246522022 |
9 | 722276206 |
10 | 312124434 |
11 | 150205786 |
12 | 88643696 |
13 | 4c88461b |
14 | 2d64bd86 |
15 | 1c6064a9 |
hex | 129aa412 |
312124434 has 16 divisors (see below), whose sum is σ = 634483200. Its totient is φ = 102335760.
The previous prime is 312124433. The next prime is 312124447. The reversal of 312124434 is 434421213.
It is not an unprimeable number, because it can be changed into a prime (312124433) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 426034 + ... + 426765.
It is an arithmetic number, because the mean of its divisors is an integer number (39655200).
Almost surely, 2312124434 is an apocalyptic number.
312124434 is an abundant number, since it is smaller than the sum of its proper divisors (322358766).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
312124434 is a wasteful number, since it uses less digits than its factorization.
312124434 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 852865.
The product of its digits is 2304, while the sum is 24.
The square root of 312124434 is about 17667.0437255360. The cubic root of 312124434 is about 678.3324437135.
Adding to 312124434 its reverse (434421213), we get a palindrome (746545647).
The spelling of 312124434 in words is "three hundred twelve million, one hundred twenty-four thousand, four hundred thirty-four".
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