Base | Representation |
---|---|
bin | 1100001011110… |
… | …10010110011111 |
3 | 21010022221220112 |
4 | 12011322112133 |
5 | 202131304043 |
6 | 14050440235 |
7 | 2350540103 |
oct | 605722637 |
9 | 233287815 |
10 | 102213023 |
11 | 52773180 |
12 | 2a29307b |
13 | 18239ba3 |
14 | d809903 |
15 | 8e90518 |
hex | 617a59f |
102213023 has 8 divisors (see below), whose sum is σ = 115350480. Its totient is φ = 89716480.
The previous prime is 102213019. The next prime is 102213037. The reversal of 102213023 is 320312201.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 102213023 - 22 = 102213019 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 102212989 and 102213007.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102213073) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 159890 + ... + 160527.
It is an arithmetic number, because the mean of its divisors is an integer number (14418810).
Almost surely, 2102213023 is an apocalyptic number.
102213023 is a deficient number, since it is larger than the sum of its proper divisors (13137457).
102213023 is a wasteful number, since it uses less digits than its factorization.
102213023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 320457.
The product of its (nonzero) digits is 72, while the sum is 14.
The square root of 102213023 is about 10110.0456477703. The cubic root of 102213023 is about 467.5579125069.
Adding to 102213023 its reverse (320312201), we get a palindrome (422525224).
The spelling of 102213023 in words is "one hundred two million, two hundred thirteen thousand, twenty-three".
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