Base | Representation |
---|---|
bin | 10101101001111011… |
… | …101110010001111101 |
3 | 2020000110221002002002 |
4 | 111221323232101331 |
5 | 340110014201341 |
6 | 14403141112045 |
7 | 1452131406440 |
oct | 255173562175 |
9 | 66013832062 |
10 | 23252100221 |
11 | 9952228059 |
12 | 460b0b8625 |
13 | 22673887ac |
14 | 11a8193657 |
15 | 91150b29b |
hex | 569eee47d |
23252100221 has 8 divisors (see below), whose sum is σ = 26649974400. Its totient is φ = 19873262448.
The previous prime is 23252100191. The next prime is 23252100253. The reversal of 23252100221 is 12200125232.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 23252100221 - 214 = 23252083837 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 23252100193 and 23252100202.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23252100121) 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, 4756481 + ... + 4761366.
It is an arithmetic number, because the mean of its divisors is an integer number (3331246800).
Almost surely, 223252100221 is an apocalyptic number.
It is an amenable number.
23252100221 is a deficient number, since it is larger than the sum of its proper divisors (3397874179).
23252100221 is an equidigital number, since it uses as much as digits as its factorization.
23252100221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9518203.
The product of its (nonzero) digits is 480, while the sum is 20.
Adding to 23252100221 its reverse (12200125232), we get a palindrome (35452225453).
The spelling of 23252100221 in words is "twenty-three billion, two hundred fifty-two million, one hundred thousand, two hundred twenty-one".
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