Base | Representation |
---|---|
bin | 10011100100011011… |
… | …10000000110101011 |
3 | 1000010012011022120221 |
4 | 21302031300012223 |
5 | 133004033021443 |
6 | 4454303030511 |
7 | 521231506651 |
oct | 116215600653 |
9 | 30105138527 |
10 | 10506142123 |
11 | 4501497094 |
12 | 205259b437 |
13 | cb5813159 |
14 | 719476dd1 |
15 | 41753aeed |
hex | 2723701ab |
10506142123 has 2 divisors, whose sum is σ = 10506142124. Its totient is φ = 10506142122.
The previous prime is 10506142081. The next prime is 10506142159. The reversal of 10506142123 is 32124160501.
It is a happy number.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 10506142123 - 213 = 10506133931 is a prime.
It is a super-2 number, since 2×105061421232 (a number of 21 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (10506142523) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5253071061 + 5253071062.
It is an arithmetic number, because the mean of its divisors is an integer number (5253071062).
Almost surely, 210506142123 is an apocalyptic number.
10506142123 is a deficient number, since it is larger than the sum of its proper divisors (1).
10506142123 is an equidigital number, since it uses as much as digits as its factorization.
10506142123 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1440, while the sum is 25.
The spelling of 10506142123 in words is "ten billion, five hundred six million, one hundred forty-two thousand, one hundred twenty-three".
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