Base | Representation |
---|---|
bin | 11100000100000… |
… | …01111010001011 |
3 | 121101222020002212 |
4 | 32002001322023 |
5 | 440231210011 |
6 | 35205415335 |
7 | 5555656442 |
oct | 1602017213 |
9 | 541866085 |
10 | 235413131 |
11 | 110980408 |
12 | 66a0a54b |
13 | 39a06115 |
14 | 2339dd59 |
15 | 15a0208b |
hex | e081e8b |
235413131 has 4 divisors (see below), whose sum is σ = 235460064. Its totient is φ = 235366200.
The previous prime is 235413109. The next prime is 235413133. The reversal of 235413131 is 131314532.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 235413131 - 214 = 235396747 is a prime.
It is a super-2 number, since 2×2354131312 = 110838684494446322, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 235413097 and 235413106.
It is not an unprimeable number, because it can be changed into a prime (235413133) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14900 + ... + 26321.
It is an arithmetic number, because the mean of its divisors is an integer number (58865016).
Almost surely, 2235413131 is an apocalyptic number.
235413131 is a deficient number, since it is larger than the sum of its proper divisors (46933).
235413131 is an equidigital number, since it uses as much as digits as its factorization.
235413131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 46932.
The product of its digits is 1080, while the sum is 23.
The square root of 235413131 is about 15343.1786472035. The cubic root of 235413131 is about 617.4619893883.
Adding to 235413131 its reverse (131314532), we get a palindrome (366727663).
The spelling of 235413131 in words is "two hundred thirty-five million, four hundred thirteen thousand, one hundred thirty-one".
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