Base | Representation |
---|---|
bin | 1101011101010011001… |
… | …0110000001110101000 |
3 | 211002202221212122201000 |
4 | 3113110302300032220 |
5 | 12242001023404344 |
6 | 254114025555000 |
7 | 22463301655212 |
oct | 3272462601650 |
9 | 732687778630 |
10 | 231203341224 |
11 | 8a064293309 |
12 | 38985645a60 |
13 | 18a57aa84ab |
14 | b2942895b2 |
15 | 6032a48a69 |
hex | 35d4cb03a8 |
231203341224 has 64 divisors (see below), whose sum is σ = 659589134400. Its totient is φ = 74984864832.
The previous prime is 231203341219. The next prime is 231203341247. The reversal of 231203341224 is 422143302132.
231203341224 is a `hidden beast` number, since 2 + 312 + 0 + 3 + 341 + 2 + 2 + 4 = 666.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14456682 + ... + 14472665.
It is an arithmetic number, because the mean of its divisors is an integer number (10306080225).
Almost surely, 2231203341224 is an apocalyptic number.
231203341224 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
231203341224 is an abundant number, since it is smaller than the sum of its proper divisors (428385793176).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
231203341224 is a wasteful number, since it uses less digits than its factorization.
231203341224 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28929399 (or 28929389 counting only the distinct ones).
The product of its (nonzero) digits is 6912, while the sum is 27.
Adding to 231203341224 its reverse (422143302132), we get a palindrome (653346643356).
The spelling of 231203341224 in words is "two hundred thirty-one billion, two hundred three million, three hundred forty-one thousand, two hundred twenty-four".
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