Base | Representation |
---|---|
bin | 11100011101100… |
… | …00110110100001 |
3 | 121122020210222201 |
4 | 32032300312201 |
5 | 442110014022 |
6 | 35405133201 |
7 | 5626231312 |
oct | 1616606641 |
9 | 548223881 |
10 | 238751137 |
11 | 112850299 |
12 | 67b5a201 |
13 | 3a604581 |
14 | 239cc609 |
15 | 15e61127 |
hex | e3b0da1 |
238751137 has 8 divisors (see below), whose sum is σ = 240520896. Its totient is φ = 236988432.
The previous prime is 238751089. The next prime is 238751141. The reversal of 238751137 is 731157832.
238751137 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 238751137 - 211 = 238749089 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 238751096 and 238751105.
It is not an unprimeable number, because it can be changed into a prime (238758137) 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, 79263 + ... + 82219.
It is an arithmetic number, because the mean of its divisors is an integer number (30065112).
Almost surely, 2238751137 is an apocalyptic number.
It is an amenable number.
238751137 is a deficient number, since it is larger than the sum of its proper divisors (1769759).
238751137 is a wasteful number, since it uses less digits than its factorization.
238751137 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3527.
The product of its digits is 35280, while the sum is 37.
The square root of 238751137 is about 15451.5739327746. The cubic root of 238751137 is about 620.3667072742.
The spelling of 238751137 in words is "two hundred thirty-eight million, seven hundred fifty-one thousand, one hundred thirty-seven".
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