Base | Representation |
---|---|
bin | 11100111100010… |
… | …11010001000000 |
3 | 121220212002022100 |
4 | 32132023101000 |
5 | 444123311423 |
6 | 40031510400 |
7 | 6005456622 |
oct | 1636132100 |
9 | 556762270 |
10 | 242791488 |
11 | 11505a925 |
12 | 69388400 |
13 | 3b3ba604 |
14 | 24360c12 |
15 | 164ad343 |
hex | e78b440 |
242791488 has 84 divisors (see below), whose sum is σ = 701608960. Its totient is φ = 80269056.
The previous prime is 242791469. The next prime is 242791489. The reversal of 242791488 is 884197242.
It is not an unprimeable number, because it can be changed into a prime (242791489) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 71493 + ... + 74811.
Almost surely, 2242791488 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 242791488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (350804480).
242791488 is an abundant number, since it is smaller than the sum of its proper divisors (458817472).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
242791488 is a wasteful number, since it uses less digits than its factorization.
242791488 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3464 (or 3451 counting only the distinct ones).
The product of its digits is 258048, while the sum is 45.
The square root of 242791488 is about 15581.7678072804. The cubic root of 242791488 is about 623.8466092396.
The spelling of 242791488 in words is "two hundred forty-two million, seven hundred ninety-one thousand, four hundred eighty-eight".
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