Base | Representation |
---|---|
bin | 11110001100100… |
… | …10000110010011 |
3 | 122122122020110101 |
4 | 33012102012103 |
5 | 1004321231420 |
6 | 41045113231 |
7 | 6164026141 |
oct | 1706220623 |
9 | 578566411 |
10 | 253305235 |
11 | 11aa90a77 |
12 | 709b8817 |
13 | 4062bc71 |
14 | 258da591 |
15 | 1738860a |
hex | f192193 |
253305235 has 8 divisors (see below), whose sum is σ = 304796736. Its totient is φ = 202090560.
The previous prime is 253305229. The next prime is 253305263. The reversal of 253305235 is 532503352.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 253305235 - 25 = 253305203 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67186 + ... + 70855.
It is an arithmetic number, because the mean of its divisors is an integer number (38099592).
Almost surely, 2253305235 is an apocalyptic number.
253305235 is a deficient number, since it is larger than the sum of its proper divisors (51491501).
253305235 is a wasteful number, since it uses less digits than its factorization.
253305235 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 138413.
The product of its (nonzero) digits is 13500, while the sum is 28.
The square root of 253305235 is about 15915.5658083525. The cubic root of 253305235 is about 632.7246027000.
Adding to 253305235 its reverse (532503352), we get a palindrome (785808587).
The spelling of 253305235 in words is "two hundred fifty-three million, three hundred five thousand, two hundred thirty-five".
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