Base | Representation |
---|---|
bin | 11101000100000… |
… | …10001001101110 |
3 | 121222202110110220 |
4 | 32202002021232 |
5 | 444403141414 |
6 | 40105312210 |
7 | 6020201100 |
oct | 1642021156 |
9 | 558673426 |
10 | 243802734 |
11 | 11569066a |
12 | 69795666 |
13 | 3b682996 |
14 | 24545570 |
15 | 1660cca9 |
hex | e88226e |
243802734 has 48 divisors (see below), whose sum is σ = 571449168. Its totient is φ = 69138048.
The previous prime is 243802723. The next prime is 243802747. The reversal of 243802734 is 437208342.
It is a junction number, because it is equal to n+sod(n) for n = 243802695 and 243802704.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 37252 + ... + 43304.
It is an arithmetic number, because the mean of its divisors is an integer number (11905191).
Almost surely, 2243802734 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 243802734, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (285724584).
243802734 is an abundant number, since it is smaller than the sum of its proper divisors (327646434).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
243802734 is a wasteful number, since it uses less digits than its factorization.
243802734 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6209 (or 6202 counting only the distinct ones).
The product of its (nonzero) digits is 32256, while the sum is 33.
The square root of 243802734 is about 15614.1837442756. The cubic root of 243802734 is about 624.7115332262.
The spelling of 243802734 in words is "two hundred forty-three million, eight hundred two thousand, seven hundred thirty-four".
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