Base | Representation |
---|---|
bin | 11100011101100… |
… | …00001011110001 |
3 | 121122020200020101 |
4 | 32032300023301 |
5 | 442104422101 |
6 | 35405112401 |
7 | 5626220323 |
oct | 1616601361 |
9 | 548220211 |
10 | 238748401 |
11 | 112849231 |
12 | 67b58701 |
13 | 3a603258 |
14 | 239cb613 |
15 | 15e60401 |
hex | e3b02f1 |
238748401 has 2 divisors, whose sum is σ = 238748402. Its totient is φ = 238748400.
The previous prime is 238748381. The next prime is 238748407. The reversal of 238748401 is 104847832.
238748401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 138768400 + 99980001 = 11780^2 + 9999^2 .
It is a cyclic number.
It is not a de Polignac number, because 238748401 - 25 = 238748369 is a prime.
It is equal to p13096819 and since 238748401 and 13096819 have the same sum of digits, it is a Honaker prime.
It is not a weakly prime, because it can be changed into another prime (238748407) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119374200 + 119374201.
It is an arithmetic number, because the mean of its divisors is an integer number (119374201).
Almost surely, 2238748401 is an apocalyptic number.
It is an amenable number.
238748401 is a deficient number, since it is larger than the sum of its proper divisors (1).
238748401 is an equidigital number, since it uses as much as digits as its factorization.
238748401 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 43008, while the sum is 37.
The square root of 238748401 is about 15451.4853978509. The cubic root of 238748401 is about 620.3643375406.
The spelling of 238748401 in words is "two hundred thirty-eight million, seven hundred forty-eight thousand, four hundred one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.078 sec. • engine limits •