Base | Representation |
---|---|
bin | 11100000100010… |
… | …00111110111101 |
3 | 121102000200212010 |
4 | 32002020332331 |
5 | 440233121414 |
6 | 35210201433 |
7 | 5556140100 |
oct | 1602107675 |
9 | 542020763 |
10 | 235442109 |
11 | 1109a0161 |
12 | 66a23279 |
13 | 39a16376 |
14 | 233aa737 |
15 | 15a0a959 |
hex | e088fbd |
235442109 has 12 divisors (see below), whose sum is σ = 365175744. Its totient is φ = 134538264.
The previous prime is 235442107. The next prime is 235442149. The reversal of 235442109 is 901244532.
It is not a de Polignac number, because 235442109 - 21 = 235442107 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (235442107) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 800677 + ... + 800970.
It is an arithmetic number, because the mean of its divisors is an integer number (30431312).
Almost surely, 2235442109 is an apocalyptic number.
It is an amenable number.
235442109 is a deficient number, since it is larger than the sum of its proper divisors (129733635).
235442109 is a wasteful number, since it uses less digits than its factorization.
235442109 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1601664 (or 1601657 counting only the distinct ones).
The product of its (nonzero) digits is 8640, while the sum is 30.
The square root of 235442109 is about 15344.1229465877. The cubic root of 235442109 is about 617.4873236865.
The spelling of 235442109 in words is "two hundred thirty-five million, four hundred forty-two thousand, one hundred nine".
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