Base | Representation |
---|---|
bin | 1011111100100… |
… | …01110111101111 |
3 | 20222120022022020 |
4 | 11332101313233 |
5 | 201123242312 |
6 | 13535521223 |
7 | 2324534604 |
oct | 576216757 |
9 | 228508266 |
10 | 100212207 |
11 | 51626a07 |
12 | 29689213 |
13 | 179b9284 |
14 | d4486ab |
15 | 8be778c |
hex | 5f91def |
100212207 has 8 divisors (see below), whose sum is σ = 134501760. Its totient is φ = 66365400.
The previous prime is 100212163. The next prime is 100212223. The reversal of 100212207 is 702212001.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 100212207 - 26 = 100212143 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (100212257) 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 7 ways as a sum of consecutive naturals, for example, 110157 + ... + 111062.
It is an arithmetic number, because the mean of its divisors is an integer number (16812720).
Almost surely, 2100212207 is an apocalyptic number.
100212207 is a deficient number, since it is larger than the sum of its proper divisors (34289553).
100212207 is a wasteful number, since it uses less digits than its factorization.
100212207 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 221373.
The product of its (nonzero) digits is 56, while the sum is 15.
The square root of 100212207 is about 10010.6047269883. The cubic root of 100212207 is about 464.4869772717.
Adding to 100212207 its reverse (702212001), we get a palindrome (802424208).
The spelling of 100212207 in words is "one hundred million, two hundred twelve thousand, two hundred seven".
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