Base | Representation |
---|---|
bin | 11001100010110… |
… | …100011101111001 |
3 | 1002212102000022222 |
4 | 121202310131321 |
5 | 1334202330301 |
6 | 110305253425 |
7 | 13422453551 |
oct | 3142643571 |
9 | 1085360288 |
10 | 428558201 |
11 | 1aaa01135 |
12 | bb634275 |
13 | 6aa30246 |
14 | 40cba161 |
15 | 2795531b |
hex | 198b4779 |
428558201 has 8 divisors (see below), whose sum is σ = 449582400. Its totient is φ = 407950480.
The previous prime is 428558191. The next prime is 428558227. The reversal of 428558201 is 102855824.
It is a happy number.
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 428558201 - 222 = 424363897 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (428558261) 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, 102011 + ... + 106128.
It is an arithmetic number, because the mean of its divisors is an integer number (56197800).
Almost surely, 2428558201 is an apocalyptic number.
It is an amenable number.
428558201 is a deficient number, since it is larger than the sum of its proper divisors (21024199).
428558201 is a wasteful number, since it uses less digits than its factorization.
428558201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 208239.
The product of its (nonzero) digits is 25600, while the sum is 35.
The square root of 428558201 is about 20701.6473016038. The cubic root of 428558201 is about 753.9396843543.
The spelling of 428558201 in words is "four hundred twenty-eight million, five hundred fifty-eight thousand, two hundred one".
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