Base | Representation |
---|---|
bin | 101110100100110101… |
… | …0110101000111101000 |
3 | 100120011120200020011201 |
4 | 1131021222311013220 |
5 | 3114320133242300 |
6 | 113540524133544 |
7 | 10140410530126 |
oct | 1351152650750 |
9 | 316146606151 |
10 | 100020212200 |
11 | 394668908a7 |
12 | 174746972b4 |
13 | 957ca6861c |
14 | 4baba02916 |
15 | 2905dcd66a |
hex | 1749ab51e8 |
100020212200 has 24 divisors (see below), whose sum is σ = 232546993830. Its totient is φ = 40008084800.
The previous prime is 100020212183. The next prime is 100020212207. The reversal of 100020212200 is 2212020001.
It can be written as a sum of positive squares in 3 ways, for example, as 89761358404 + 10258853796 = 299602^2 + 101286^2 .
It is a Harshad number since it is a multiple of its sum of digits (10).
It is not an unprimeable number, because it can be changed into a prime (100020212207) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 250050331 + ... + 250050730.
Almost surely, 2100020212200 is an apocalyptic number.
100020212200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
100020212200 is an abundant number, since it is smaller than the sum of its proper divisors (132526781630).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
100020212200 is a wasteful number, since it uses less digits than its factorization.
100020212200 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 500101077 (or 500101068 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 10.
Adding to 100020212200 its reverse (2212020001), we get a palindrome (102232232201).
The spelling of 100020212200 in words is "one hundred billion, twenty million, two hundred twelve thousand, two hundred".
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