Base | Representation |
---|---|
bin | 1011111100011… |
… | …11101011000001 |
3 | 20222112211221200 |
4 | 11332033223001 |
5 | 201123000301 |
6 | 13535411413 |
7 | 2324466420 |
oct | 576175301 |
9 | 228484850 |
10 | 100203201 |
11 | 5162016a |
12 | 29683b69 |
13 | 179b5147 |
14 | d4452b7 |
15 | 8be4c86 |
hex | 5f8fac1 |
100203201 has 48 divisors (see below), whose sum is σ = 173082624. Its totient is φ = 54667872.
The previous prime is 100203199. The next prime is 100203247. The reversal of 100203201 is 102302001.
It is a happy number.
It is not a de Polignac number, because 100203201 - 21 = 100203199 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is not an unprimeable number, because it can be changed into a prime (100203251) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 126930 + ... + 127716.
It is an arithmetic number, because the mean of its divisors is an integer number (3605888).
Almost surely, 2100203201 is an apocalyptic number.
It is an amenable number.
100203201 is a deficient number, since it is larger than the sum of its proper divisors (72879423).
100203201 is a wasteful number, since it uses less digits than its factorization.
100203201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 890 (or 887 counting only the distinct ones).
The product of its (nonzero) digits is 12, while the sum is 9.
The square root of 100203201 is about 10010.1548939065. The cubic root of 100203201 is about 464.4730624831.
Adding to 100203201 its reverse (102302001), we get a palindrome (202505202).
The spelling of 100203201 in words is "one hundred million, two hundred three thousand, two hundred one".
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