Base | Representation |
---|---|
bin | 1100001010100… |
… | …00001010010101 |
3 | 21010000011212011 |
4 | 12011100022111 |
5 | 202110241323 |
6 | 14043024221 |
7 | 2346220222 |
oct | 605201225 |
9 | 233004764 |
10 | 102040213 |
11 | 52665360 |
12 | 2a20b071 |
13 | 181a9332 |
14 | d7a2949 |
15 | 8e5920d |
hex | 6150295 |
102040213 has 16 divisors (see below), whose sum is σ = 116969472. Its totient is φ = 88110000.
The previous prime is 102040201. The next prime is 102040231. The reversal of 102040213 is 312040201.
It is not a de Polignac number, because 102040213 - 25 = 102040181 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 102040193 and 102040202.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102043213) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36868 + ... + 39538.
It is an arithmetic number, because the mean of its divisors is an integer number (7310592).
Almost surely, 2102040213 is an apocalyptic number.
It is an amenable number.
102040213 is a deficient number, since it is larger than the sum of its proper divisors (14929259).
102040213 is a wasteful number, since it uses less digits than its factorization.
102040213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2856.
The product of its (nonzero) digits is 48, while the sum is 13.
The square root of 102040213 is about 10101.4955823383. The cubic root of 102040213 is about 467.2942661915.
Adding to 102040213 its reverse (312040201), we get a palindrome (414080414).
The spelling of 102040213 in words is "one hundred two million, forty thousand, two hundred thirteen".
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