Base | Representation |
---|---|
bin | 11100000010000… |
… | …00010000010111 |
3 | 121101110120020000 |
4 | 32001000100113 |
5 | 440144103330 |
6 | 35155542343 |
7 | 5553456435 |
oct | 1601002027 |
9 | 541416200 |
10 | 235144215 |
11 | 110807369 |
12 | 668ba9b3 |
13 | 399408b7 |
14 | 2332dd55 |
15 | 1599c560 |
hex | e040417 |
235144215 has 40 divisors (see below), whose sum is σ = 424651920. Its totient is φ = 124478208.
The previous prime is 235144193. The next prime is 235144223. The reversal of 235144215 is 512441532.
235144215 is a `hidden beast` number, since 235 + 1 + 4 + 421 + 5 = 666.
It is not a de Polignac number, because 235144215 - 29 = 235143703 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 54207 + ... + 58383.
It is an arithmetic number, because the mean of its divisors is an integer number (10616298).
Almost surely, 2235144215 is an apocalyptic number.
235144215 is a deficient number, since it is larger than the sum of its proper divisors (189507705).
235144215 is a wasteful number, since it uses less digits than its factorization.
235144215 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4333 (or 4324 counting only the distinct ones).
The product of its digits is 4800, while the sum is 27.
The square root of 235144215 is about 15334.4127699759. The cubic root of 235144215 is about 617.2267877335.
Adding to 235144215 its reverse (512441532), we get a palindrome (747585747).
The spelling of 235144215 in words is "two hundred thirty-five million, one hundred forty-four thousand, two hundred fifteen".
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