Base | Representation |
---|---|
bin | 10111111111100… |
… | …00100010011001 |
3 | 112000201020021201 |
4 | 23333300202121 |
5 | 403010411012 |
6 | 31545434201 |
7 | 4662465226 |
oct | 1377604231 |
9 | 460636251 |
10 | 201263257 |
11 | a3676078 |
12 | 5749b961 |
13 | 3290a2b0 |
14 | 1ca3094d |
15 | 12a08857 |
hex | bff0899 |
201263257 has 16 divisors (see below), whose sum is σ = 228780160. Its totient is φ = 175519872.
The previous prime is 201263233. The next prime is 201263261. The reversal of 201263257 is 752362102.
It is not a de Polignac number, because 201263257 - 219 = 200738969 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (201263267) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111988 + ... + 113770.
It is an arithmetic number, because the mean of its divisors is an integer number (14298760).
Almost surely, 2201263257 is an apocalyptic number.
It is an amenable number.
201263257 is a deficient number, since it is larger than the sum of its proper divisors (27516903).
201263257 is a wasteful number, since it uses less digits than its factorization.
201263257 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2272.
The product of its (nonzero) digits is 5040, while the sum is 28.
The square root of 201263257 is about 14186.7281992713. The cubic root of 201263257 is about 586.0322263259.
The spelling of 201263257 in words is "two hundred one million, two hundred sixty-three thousand, two hundred fifty-seven".
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