Base | Representation |
---|---|
bin | 10110101010000100010 |
3 | 1101201102120 |
4 | 2311100202 |
5 | 142224214 |
6 | 23525110 |
7 | 6211350 |
oct | 2652042 |
9 | 1351376 |
10 | 742434 |
11 | 467890 |
12 | 2b9796 |
13 | 1ccc14 |
14 | 1547d0 |
15 | e9ea9 |
hex | b5422 |
742434 has 32 divisors (see below), whose sum is σ = 1852416. Its totient is φ = 192720.
The previous prime is 742409. The next prime is 742439. The reversal of 742434 is 434247.
It is a nialpdrome in base 16.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (742439) 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, 342 + ... + 1265.
It is an arithmetic number, because the mean of its divisors is an integer number (57888).
2742434 is an apocalyptic number.
742434 is an abundant number, since it is smaller than the sum of its proper divisors (1109982).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
742434 is a wasteful number, since it uses less digits than its factorization.
742434 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1630.
The product of its digits is 2688, while the sum is 24.
The square root of 742434 is about 861.6460990453. The cubic root of 742434 is about 90.5494779455.
It can be divided in two parts, 74243 and 4, that added together give a palindrome (74247).
The spelling of 742434 in words is "seven hundred forty-two thousand, four hundred thirty-four".
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