Base | Representation |
---|---|
bin | 11100101110110… |
… | …11100111010000 |
3 | 121210112021000002 |
4 | 32113123213100 |
5 | 443200222230 |
6 | 35525545132 |
7 | 5654444150 |
oct | 1627334720 |
9 | 553467002 |
10 | 241023440 |
11 | 114062529 |
12 | 688751a8 |
13 | 3ac1b928 |
14 | 24020760 |
15 | 1625e545 |
hex | e5db9d0 |
241023440 has 80 divisors (see below), whose sum is σ = 668314368. Its totient is φ = 79039488.
The previous prime is 241023407. The next prime is 241023469. The reversal of 241023440 is 44320142.
It is a tau number, because it is divible by the number of its divisors (80).
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3524 + ... + 22236.
Almost surely, 2241023440 is an apocalyptic number.
241023440 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 241023440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (334157184).
241023440 is an abundant number, since it is smaller than the sum of its proper divisors (427290928).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
241023440 is a wasteful number, since it uses less digits than its factorization.
241023440 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18756 (or 18750 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 20.
The square root of 241023440 is about 15524.9296294701. The cubic root of 241023440 is about 622.3286001983.
Adding to 241023440 its reverse (44320142), we get a palindrome (285343582).
The spelling of 241023440 in words is "two hundred forty-one million, twenty-three thousand, four hundred forty".
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