Base | Representation |
---|---|
bin | 101000100001… |
… | …100010011011 |
3 | 201222201012022 |
4 | 220201202123 |
5 | 10204420011 |
6 | 1015405055 |
7 | 156203141 |
oct | 50414233 |
9 | 21881168 |
10 | 10623131 |
11 | 5aa6352 |
12 | 368378b |
13 | 227c39c |
14 | 15a7591 |
15 | dec8db |
hex | a2189b |
10623131 has 2 divisors, whose sum is σ = 10623132. Its totient is φ = 10623130.
The previous prime is 10623103. The next prime is 10623139. The reversal of 10623131 is 13132601.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 10623131 - 210 = 10622107 is a prime.
It is a super-2 number, since 2×106231312 = 225701824486322, which contains 22 as substring.
It is a Sophie Germain prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (10623139) by changing a digit.
It is a good prime.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5311565 + 5311566.
It is an arithmetic number, because the mean of its divisors is an integer number (5311566).
Almost surely, 210623131 is an apocalyptic number.
10623131 is a deficient number, since it is larger than the sum of its proper divisors (1).
10623131 is an equidigital number, since it uses as much as digits as its factorization.
10623131 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 108, while the sum is 17.
The square root of 10623131 is about 3259.3144984797. The cubic root of 10623131 is about 219.8285923819.
Adding to 10623131 its reverse (13132601), we get a palindrome (23755732).
The spelling of 10623131 in words is "ten million, six hundred twenty-three thousand, one hundred thirty-one".
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