Base | Representation |
---|---|
bin | 11100110111011… |
… | …01010110111100 |
3 | 121212122020002020 |
4 | 32123231112330 |
5 | 443442112300 |
6 | 40010000140 |
7 | 6000124140 |
oct | 1633552674 |
9 | 555566066 |
10 | 242144700 |
11 | 114758996 |
12 | 69116050 |
13 | 3b2220b5 |
14 | 24233220 |
15 | 163d18a0 |
hex | e6ed5bc |
242144700 has 144 divisors (see below), whose sum is σ = 813114624. Its totient is φ = 54489600.
The previous prime is 242144671. The next prime is 242144701. The reversal of 242144700 is 7441242.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (242144701) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 139840 + ... + 141560.
Almost surely, 2242144700 is an apocalyptic number.
242144700 is a gapful number since it is divisible by the number (20) 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 242144700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (406557312).
242144700 is an abundant number, since it is smaller than the sum of its proper divisors (570969924).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
242144700 is a wasteful number, since it uses less digits than its factorization.
242144700 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1812 (or 1805 counting only the distinct ones).
The product of its (nonzero) digits is 1792, while the sum is 24.
The square root of 242144700 is about 15560.9993252362. Note that the first 3 decimals coincide. The cubic root of 242144700 is about 623.2921481045.
Adding to 242144700 its reverse (7441242), we get a palindrome (249585942).
The spelling of 242144700 in words is "two hundred forty-two million, one hundred forty-four thousand, seven hundred".
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