Base | Representation |
---|---|
bin | 10010101010110111… |
… | …00001100010011100 |
3 | 221212112102222122222 |
4 | 21111123201202130 |
5 | 131011420310322 |
6 | 4334332124512 |
7 | 503245622645 |
oct | 112533414234 |
9 | 27775388588 |
10 | 10023213212 |
11 | 428392a491 |
12 | 1b38906738 |
13 | c397572bc |
14 | 6b12866cc |
15 | 3d9e45e42 |
hex | 2556e189c |
10023213212 has 12 divisors (see below), whose sum is σ = 17543457120. Its totient is φ = 5010796896.
The previous prime is 10023213191. The next prime is 10023213227. The reversal of 10023213212 is 21231232001.
It is a super-2 number, since 2×100232132122 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 174137 + ... + 224432.
It is an arithmetic number, because the mean of its divisors is an integer number (1461954760).
Almost surely, 210023213212 is an apocalyptic number.
It is an amenable number.
10023213212 is a deficient number, since it is larger than the sum of its proper divisors (7520243908).
10023213212 is a wasteful number, since it uses less digits than its factorization.
10023213212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 404860 (or 404858 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 17.
Adding to 10023213212 its reverse (21231232001), we get a palindrome (31254445213).
The spelling of 10023213212 in words is "ten billion, twenty-three million, two hundred thirteen thousand, two hundred twelve".
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