Base | Representation |
---|---|
bin | 10010101001100001… |
… | …10000101110001101 |
3 | 221211202100110102211 |
4 | 21110300300232031 |
5 | 131001033100323 |
6 | 4333251550421 |
7 | 503051423512 |
oct | 112460605615 |
9 | 27752313384 |
10 | 10012003213 |
11 | 4278573223 |
12 | 1b34bbb411 |
13 | c37330a74 |
14 | 6ad9a9309 |
15 | 3d8e7e70d |
hex | 254c30b8d |
10012003213 has 4 divisors (see below), whose sum is σ = 10200908988. Its totient is φ = 9823097440.
The previous prime is 10012003153. The next prime is 10012003229. The reversal of 10012003213 is 31230021001.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 4465179684 + 5546823529 = 66822^2 + 74477^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-10012003213 is a prime.
It is a super-3 number, since 3×100120032133 (a number of 31 digits) contains 333 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 10012003193 and 10012003202.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10012001213) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94452808 + ... + 94452913.
It is an arithmetic number, because the mean of its divisors is an integer number (2550227247).
Almost surely, 210012003213 is an apocalyptic number.
It is an amenable number.
10012003213 is a deficient number, since it is larger than the sum of its proper divisors (188905775).
10012003213 is an equidigital number, since it uses as much as digits as its factorization.
10012003213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 188905774.
The product of its (nonzero) digits is 36, while the sum is 13.
Adding to 10012003213 its reverse (31230021001), we get a palindrome (41242024214).
The spelling of 10012003213 in words is "ten billion, twelve million, three thousand, two hundred thirteen".
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