Base | Representation |
---|---|
bin | 11100001010101011… |
… | …111010000100000101 |
3 | 2220001202112002111111 |
4 | 130022223322010011 |
5 | 443414434201003 |
6 | 21521031005021 |
7 | 2120322132241 |
oct | 341253720405 |
9 | 86052462444 |
10 | 30244053253 |
11 | 1190aa85937 |
12 | 5a40809771 |
13 | 2b0cb04acb |
14 | 166ca17421 |
15 | bc0285e6d |
hex | 70aafa105 |
30244053253 has 4 divisors (see below), whose sum is σ = 30245462208. Its totient is φ = 30242644300.
The previous prime is 30244053209. The next prime is 30244053271. The reversal of 30244053253 is 35235044203.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-30244053253 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30244050253) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 671773 + ... + 715378.
It is an arithmetic number, because the mean of its divisors is an integer number (7561365552).
Almost surely, 230244053253 is an apocalyptic number.
It is an amenable number.
30244053253 is a deficient number, since it is larger than the sum of its proper divisors (1408955).
30244053253 is a wasteful number, since it uses less digits than its factorization.
30244053253 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1408954.
The product of its (nonzero) digits is 43200, while the sum is 31.
Adding to 30244053253 its reverse (35235044203), we get a palindrome (65479097456).
The spelling of 30244053253 in words is "thirty billion, two hundred forty-four million, fifty-three thousand, two hundred fifty-three".
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