Base | Representation |
---|---|
bin | 1100011001101001001… |
… | …1100110100101100001 |
3 | 202100220021112111021100 |
4 | 3012122103212211201 |
5 | 11442302302240203 |
6 | 241511550145013 |
7 | 21251246025021 |
oct | 3063223464541 |
9 | 670807474240 |
10 | 213042227553 |
11 | 82394868861 |
12 | 353574b2169 |
13 | 1712238759c |
14 | a4502bda81 |
15 | 581d467ea3 |
hex | 319a4e6961 |
213042227553 has 12 divisors (see below), whose sum is σ = 309615563920. Its totient is φ = 141156812376.
The previous prime is 213042227549. The next prime is 213042227557. The reversal of 213042227553 is 355722240312.
It is an interprime number because it is at equal distance from previous prime (213042227549) and next prime (213042227557).
It is not a de Polignac number, because 213042227553 - 22 = 213042227549 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (213042227557) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 72610063 + ... + 72612996.
Almost surely, 2213042227553 is an apocalyptic number.
It is an amenable number.
213042227553 is a deficient number, since it is larger than the sum of its proper divisors (96573336367).
213042227553 is a wasteful number, since it uses less digits than its factorization.
213042227553 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 145223228 (or 145223225 counting only the distinct ones).
The product of its (nonzero) digits is 100800, while the sum is 36.
Adding to 213042227553 its reverse (355722240312), we get a palindrome (568764467865).
The spelling of 213042227553 in words is "two hundred thirteen billion, forty-two million, two hundred twenty-seven thousand, five hundred fifty-three".
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