Base | Representation |
---|---|
bin | 11100011011010… |
… | …01110101010000 |
3 | 121121201000221202 |
4 | 32031221311100 |
5 | 442021211430 |
6 | 35355010332 |
7 | 5623610234 |
oct | 1615516520 |
9 | 547630852 |
10 | 238460240 |
11 | 112671787 |
12 | 67a399a8 |
13 | 3a532045 |
14 | 239545c4 |
15 | 15e04d45 |
hex | e369d50 |
238460240 has 20 divisors (see below), whose sum is σ = 554420244. Its totient is φ = 95384064.
The previous prime is 238460237. The next prime is 238460263. The reversal of 238460240 is 42064832.
238460240 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 27164944 + 211295296 = 5212^2 + 14536^2 .
It is a tau number, because it is divible by the number of its divisors (20).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1490297 + ... + 1490456.
Almost surely, 2238460240 is an apocalyptic number.
238460240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
238460240 is an abundant number, since it is smaller than the sum of its proper divisors (315960004).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
238460240 is a wasteful number, since it uses less digits than its factorization.
238460240 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2980766 (or 2980760 counting only the distinct ones).
The product of its (nonzero) digits is 9216, while the sum is 29.
The square root of 238460240 is about 15442.1578802964. The cubic root of 238460240 is about 620.1146510138.
The spelling of 238460240 in words is "two hundred thirty-eight million, four hundred sixty thousand, two hundred forty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •