Base | Representation |
---|---|
bin | 11100011100010… |
… | …01101100110100 |
3 | 121121221200000021 |
4 | 32032021230310 |
5 | 442034401042 |
6 | 35401454524 |
7 | 5624662630 |
oct | 1616115464 |
9 | 547850007 |
10 | 238590772 |
11 | 112750862 |
12 | 67aa1444 |
13 | 3a579594 |
14 | 23989dc0 |
15 | 15e2d867 |
hex | e389b34 |
238590772 has 24 divisors (see below), whose sum is σ = 493637760. Its totient is φ = 98726880.
The previous prime is 238590757. The next prime is 238590773. The reversal of 238590772 is 277095832.
238590772 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.
It is a super-3 number, since 3×2385907723 (a number of 26 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (238590773) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 146104 + ... + 147727.
It is an arithmetic number, because the mean of its divisors is an integer number (20568240).
Almost surely, 2238590772 is an apocalyptic number.
It is an amenable number.
238590772 is an abundant number, since it is smaller than the sum of its proper divisors (255046988).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
238590772 is a wasteful number, since it uses less digits than its factorization.
238590772 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 293871 (or 293869 counting only the distinct ones).
The product of its (nonzero) digits is 211680, while the sum is 43.
The square root of 238590772 is about 15446.3837839153. The cubic root of 238590772 is about 620.2277796434.
The spelling of 238590772 in words is "two hundred thirty-eight million, five hundred ninety thousand, seven hundred seventy-two".
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