Base | Representation |
---|---|
bin | 1100011101011… |
… | …01101000010101 |
3 | 21021200011210000 |
4 | 12032231220111 |
5 | 203224121323 |
6 | 14212121513 |
7 | 2406256440 |
oct | 616555025 |
9 | 237604700 |
10 | 104520213 |
11 | 53aa9646 |
12 | 2b006299 |
13 | 188670a5 |
14 | dc4a657 |
15 | 9298e43 |
hex | 63ada15 |
104520213 has 40 divisors (see below), whose sum is σ = 179296832. Its totient is φ = 59439744.
The previous prime is 104520203. The next prime is 104520223. The reversal of 104520213 is 312025401.
104520213 is a `hidden beast` number, since 1 + 0 + 452 + 0 + 213 = 666.
It is an interprime number because it is at equal distance from previous prime (104520203) and next prime (104520223).
It is not a de Polignac number, because 104520213 - 25 = 104520181 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (104520203) by changing a digit.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 190806 + ... + 191352.
Almost surely, 2104520213 is an apocalyptic number.
It is an amenable number.
104520213 is a deficient number, since it is larger than the sum of its proper divisors (74776619).
104520213 is an equidigital number, since it uses as much as digits as its factorization.
104520213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 903 (or 894 counting only the distinct ones).
The product of its (nonzero) digits is 240, while the sum is 18.
The square root of 104520213 is about 10223.5127524741. The cubic root of 104520213 is about 471.0497330746.
Adding to 104520213 its reverse (312025401), we get a palindrome (416545614).
The spelling of 104520213 in words is "one hundred four million, five hundred twenty thousand, two hundred thirteen".
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