Base | Representation |
---|---|
bin | 11100011101111… |
… | …10101111110011 |
3 | 121122100201001122 |
4 | 32032332233303 |
5 | 442113324201 |
6 | 35410252455 |
7 | 5626556246 |
oct | 1616765763 |
9 | 548321048 |
10 | 238808051 |
11 | 11288a029 |
12 | 67b8712b |
13 | 3a624451 |
14 | 23a0525d |
15 | 15e72e1b |
hex | e3bebf3 |
238808051 has 2 divisors, whose sum is σ = 238808052. Its totient is φ = 238808050.
The previous prime is 238808029. The next prime is 238808113. The reversal of 238808051 is 150808832.
It is a weak prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-238808051 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (238808651) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119404025 + 119404026.
It is an arithmetic number, because the mean of its divisors is an integer number (119404026).
Almost surely, 2238808051 is an apocalyptic number.
238808051 is a deficient number, since it is larger than the sum of its proper divisors (1).
238808051 is an equidigital number, since it uses as much as digits as its factorization.
238808051 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 15360, while the sum is 35.
The square root of 238808051 is about 15453.4155124361. The cubic root of 238808051 is about 620.4159981328.
The spelling of 238808051 in words is "two hundred thirty-eight million, eight hundred eight thousand, fifty-one".
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