Base | Representation |
---|---|
bin | 11100110111011… |
… | …00011100001101 |
3 | 121212122000221000 |
4 | 32123230130031 |
5 | 443442002231 |
6 | 40005530513 |
7 | 6000110160 |
oct | 1633543415 |
9 | 555560830 |
10 | 242140941 |
11 | 114756089 |
12 | 69113a39 |
13 | 3b220483 |
14 | 24231ad7 |
15 | 163d06e6 |
hex | e6ec70d |
242140941 has 64 divisors (see below), whose sum is σ = 436285440. Its totient is φ = 129729600.
The previous prime is 242140937. The next prime is 242140973. The reversal of 242140941 is 149041242.
It is a happy number.
It is not a de Polignac number, because 242140941 - 22 = 242140937 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (242140931) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 229866 + ... + 230916.
It is an arithmetic number, because the mean of its divisors is an integer number (6816960).
Almost surely, 2242140941 is an apocalyptic number.
242140941 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
It is an amenable number.
242140941 is a deficient number, since it is larger than the sum of its proper divisors (194144499).
242140941 is a wasteful number, since it uses less digits than its factorization.
242140941 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1143 (or 1137 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 27.
The square root of 242140941 is about 15560.8785420361. The cubic root of 242140941 is about 623.2889228053.
The spelling of 242140941 in words is "two hundred forty-two million, one hundred forty thousand, nine hundred forty-one".
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