Base | Representation |
---|---|
bin | 11001011001110… |
… | …11000111001010 |
3 | 112211222202102120 |
4 | 30230323013022 |
5 | 414023244200 |
6 | 33051312110 |
7 | 5165226456 |
oct | 1454730712 |
9 | 484882376 |
10 | 213103050 |
11 | aa322526 |
12 | 5b44b636 |
13 | 351c43a4 |
14 | 20433666 |
15 | 13a969a0 |
hex | cb3b1ca |
213103050 has 96 divisors (see below), whose sum is σ = 580677120. Its totient is φ = 51480000.
The previous prime is 213103039. The next prime is 213103057. The reversal of 213103050 is 50301312.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is not an unprimeable number, because it can be changed into a prime (213103057) 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, 63925 + ... + 67175.
It is an arithmetic number, because the mean of its divisors is an integer number (6048720).
Almost surely, 2213103050 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 213103050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (290338560).
213103050 is an abundant number, since it is smaller than the sum of its proper divisors (367574070).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
213103050 is a wasteful number, since it uses less digits than its factorization.
213103050 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3308 (or 3303 counting only the distinct ones).
The product of its (nonzero) digits is 90, while the sum is 15.
The square root of 213103050 is about 14598.0495272485. The cubic root of 213103050 is about 597.3055569628.
Adding to 213103050 its reverse (50301312), we get a palindrome (263404362).
It can be divided in two parts, 2131030 and 50, that added together give a triangular number (2131080 = T2064).
The spelling of 213103050 in words is "two hundred thirteen million, one hundred three thousand, fifty".
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