Base | Representation |
---|---|
bin | 11100011100001… |
… | …01001011011001 |
3 | 121121220201121020 |
4 | 32032011023121 |
5 | 442033302444 |
6 | 35401233053 |
7 | 5624554626 |
oct | 1616051331 |
9 | 547821536 |
10 | 238572249 |
11 | 112738953 |
12 | 67a92789 |
13 | 3a571016 |
14 | 2398334d |
15 | 15e28119 |
hex | e3852d9 |
238572249 has 16 divisors (see below), whose sum is σ = 332865024. Its totient is φ = 151804800.
The previous prime is 238572221. The next prime is 238572277. The reversal of 238572249 is 942275832.
238572249 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (238572221) and next prime (238572277).
It is not a de Polignac number, because 238572249 - 27 = 238572121 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 238572249.
It is not an unprimeable number, because it can be changed into a prime (238572289) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10782 + ... + 24359.
It is an arithmetic number, because the mean of its divisors is an integer number (20804064).
Almost surely, 2238572249 is an apocalyptic number.
It is an amenable number.
238572249 is a deficient number, since it is larger than the sum of its proper divisors (94292775).
238572249 is a wasteful number, since it uses less digits than its factorization.
238572249 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 35248.
The product of its digits is 241920, while the sum is 42.
The square root of 238572249 is about 15445.7841820997. The cubic root of 238572249 is about 620.2117287621.
It can be divided in two parts, 23857 and 2249, that added together give a triangular number (26106 = T228).
The spelling of 238572249 in words is "two hundred thirty-eight million, five hundred seventy-two thousand, two hundred forty-nine".
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