Base | Representation |
---|---|
bin | 11100011101011… |
… | …11100111001001 |
3 | 121122020120000120 |
4 | 32032233213021 |
5 | 442104333212 |
6 | 35405053453 |
7 | 5626210434 |
oct | 1616574711 |
9 | 548216016 |
10 | 238746057 |
11 | 1128474a0 |
12 | 67b57289 |
13 | 3a602174 |
14 | 239ca81b |
15 | 15e5e88c |
hex | e3af9c9 |
238746057 has 8 divisors (see below), whose sum is σ = 347267040. Its totient is φ = 144694560.
The previous prime is 238746043. The next prime is 238746103. The reversal of 238746057 is 750647832.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 238746057 - 212 = 238741961 is a prime.
It is not an unprimeable number, because it can be changed into a prime (238746007) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3617332 + ... + 3617397.
It is an arithmetic number, because the mean of its divisors is an integer number (43408380).
Almost surely, 2238746057 is an apocalyptic number.
It is an amenable number.
238746057 is a deficient number, since it is larger than the sum of its proper divisors (108520983).
238746057 is a wasteful number, since it uses less digits than its factorization.
238746057 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7234743.
The product of its (nonzero) digits is 282240, while the sum is 42.
The square root of 238746057 is about 15451.4095473520. The cubic root of 238746057 is about 620.3623073158.
The spelling of 238746057 in words is "two hundred thirty-eight million, seven hundred forty-six thousand, fifty-seven".
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