Base | Representation |
---|---|
bin | 1110010010000000100… |
… | …1100110000111110111 |
3 | 212110022001001112011000 |
4 | 3210200021212013313 |
5 | 13004440221202411 |
6 | 304414032014343 |
7 | 23504031012615 |
oct | 3444011460767 |
9 | 773261045130 |
10 | 245352522231 |
11 | 95065114433 |
12 | 3b6740913b3 |
13 | 1a1a128a54b |
14 | bc374b66b5 |
15 | 65aece8956 |
hex | 39202661f7 |
245352522231 has 8 divisors (see below), whose sum is σ = 363485218160. Its totient is φ = 163568348136.
The previous prime is 245352522223. The next prime is 245352522281. The reversal of 245352522231 is 132225253542.
It is a happy number.
245352522231 is a `hidden beast` number, since 2 + 4 + 53 + 52 + 522 + 2 + 31 = 666.
It is not a de Polignac number, because 245352522231 - 23 = 245352522223 is a prime.
It is a super-2 number, since 2×2453525222312 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (245352522211) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4543565200 + ... + 4543565253.
It is an arithmetic number, because the mean of its divisors is an integer number (45435652270).
Almost surely, 2245352522231 is an apocalyptic number.
245352522231 is a deficient number, since it is larger than the sum of its proper divisors (118132695929).
245352522231 is an equidigital number, since it uses as much as digits as its factorization.
245352522231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9087130462 (or 9087130456 counting only the distinct ones).
The product of its digits is 144000, while the sum is 36.
Adding to 245352522231 its reverse (132225253542), we get a palindrome (377577775773).
The spelling of 245352522231 in words is "two hundred forty-five billion, three hundred fifty-two million, five hundred twenty-two thousand, two hundred thirty-one".
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