Base | Representation |
---|---|
bin | 11001010100111… |
… | …00010011001000 |
3 | 112210202201010001 |
4 | 30222130103020 |
5 | 413341440202 |
6 | 33025332344 |
7 | 5156550124 |
oct | 1452342310 |
9 | 483681101 |
10 | 212452552 |
11 | a9a18824 |
12 | 5b1970b4 |
13 | 35027290 |
14 | 20304584 |
15 | 139b8d87 |
hex | ca9c4c8 |
212452552 has 16 divisors (see below), whose sum is σ = 428990940. Its totient is φ = 98054976.
The previous prime is 212452531. The next prime is 212452571. The reversal of 212452552 is 255254212.
It can be written as a sum of positive squares in 2 ways, for example, as 212401476 + 51076 = 14574^2 + 226^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 212452552.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1021303 + ... + 1021510.
Almost surely, 2212452552 is an apocalyptic number.
It is an amenable number.
212452552 is an abundant number, since it is smaller than the sum of its proper divisors (216538388).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212452552 is a wasteful number, since it uses less digits than its factorization.
212452552 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2042832 (or 2042828 counting only the distinct ones).
The product of its digits is 8000, while the sum is 28.
The square root of 212452552 is about 14575.7521932832. The cubic root of 212452552 is about 596.6971782337.
The spelling of 212452552 in words is "two hundred twelve million, four hundred fifty-two thousand, five hundred fifty-two".
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