Base | Representation |
---|---|
bin | 1011111100011… |
… | …11101011001101 |
3 | 20222112211222010 |
4 | 11332033223031 |
5 | 201123000323 |
6 | 13535411433 |
7 | 2324466435 |
oct | 576175315 |
9 | 228484863 |
10 | 100203213 |
11 | 51620180 |
12 | 29683b79 |
13 | 179b5156 |
14 | d4452c5 |
15 | 8be4c93 |
hex | 5f8facd |
100203213 has 8 divisors (see below), whose sum is σ = 145750176. Its totient is φ = 60729200.
The previous prime is 100203199. The next prime is 100203247. The reversal of 100203213 is 312302001.
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 100203213 - 28 = 100202957 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (100202213) 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, 1518198 + ... + 1518263.
It is an arithmetic number, because the mean of its divisors is an integer number (18218772).
Almost surely, 2100203213 is an apocalyptic number.
It is an amenable number.
100203213 is a deficient number, since it is larger than the sum of its proper divisors (45546963).
100203213 is a wasteful number, since it uses less digits than its factorization.
100203213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3036475.
The product of its (nonzero) digits is 36, while the sum is 12.
The square root of 100203213 is about 10010.1554932978. The cubic root of 100203213 is about 464.4730810243.
Adding to 100203213 its reverse (312302001), we get a palindrome (412505214).
The spelling of 100203213 in words is "one hundred million, two hundred three thousand, two hundred thirteen".
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