Base | Representation |
---|---|
bin | 11100011001100… |
… | …01111101101001 |
3 | 121121021102001020 |
4 | 32030301331221 |
5 | 441441401101 |
6 | 35350043053 |
7 | 5621635122 |
oct | 1614617551 |
9 | 547242036 |
10 | 238231401 |
11 | 112525861 |
12 | 67949489 |
13 | 3a481b35 |
14 | 238d5049 |
15 | 15dac136 |
hex | e331f69 |
238231401 has 16 divisors (see below), whose sum is σ = 331841664. Its totient is φ = 151737344.
The previous prime is 238231397. The next prime is 238231417. The reversal of 238231401 is 104132832.
It is a cyclic number.
It is not a de Polignac number, because 238231401 - 22 = 238231397 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (238231471) 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, 82555 + ... + 85391.
It is an arithmetic number, because the mean of its divisors is an integer number (20740104).
Almost surely, 2238231401 is an apocalyptic number.
It is an amenable number.
238231401 is a deficient number, since it is larger than the sum of its proper divisors (93610263).
238231401 is a wasteful number, since it uses less digits than its factorization.
238231401 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4080.
The product of its (nonzero) digits is 1152, while the sum is 24.
The square root of 238231401 is about 15434.7465479677. The cubic root of 238231401 is about 619.9162226378.
The spelling of 238231401 in words is "two hundred thirty-eight million, two hundred thirty-one thousand, four hundred one".
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