Base | Representation |
---|---|
bin | 10111111111010… |
… | …11100000000100 |
3 | 112000200011222200 |
4 | 23333223200010 |
5 | 403004231003 |
6 | 31545154500 |
7 | 4662351126 |
oct | 1377534004 |
9 | 460604880 |
10 | 201242628 |
11 | a3661624 |
12 | 5748ba30 |
13 | 32900aa2 |
14 | 1ca27216 |
15 | 12a026a3 |
hex | bfeb804 |
201242628 has 36 divisors (see below), whose sum is σ = 517324080. Its totient is φ = 65943216.
The previous prime is 201242621. The next prime is 201242659. The reversal of 201242628 is 826242102.
It is a happy number.
201242628 is a `hidden beast` number, since 20 + 12 + 4 + 2 + 628 = 666.
It is a tau number, because it is divible by the number of its divisors (36).
It is not an unprimeable number, because it can be changed into a prime (201242621) 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, 45250 + ... + 49497.
Almost surely, 2201242628 is an apocalyptic number.
It is an amenable number.
201242628 is an abundant number, since it is smaller than the sum of its proper divisors (316081452).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
201242628 is a wasteful number, since it uses less digits than its factorization.
201242628 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 94816 (or 94811 counting only the distinct ones).
The product of its (nonzero) digits is 3072, while the sum is 27.
The square root of 201242628 is about 14186.0011278725. The cubic root of 201242628 is about 586.0122033437.
The spelling of 201242628 in words is "two hundred one million, two hundred forty-two thousand, six hundred twenty-eight".
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