Base | Representation |
---|---|
bin | 10011010111101011… |
… | …10000001110011101 |
3 | 222211201220110221021 |
4 | 21223311300032131 |
5 | 132244143002434 |
6 | 4435522404141 |
7 | 515462431660 |
oct | 115365601635 |
9 | 28751813837 |
10 | 10399187869 |
11 | 4457085844 |
12 | 2022800651 |
13 | c99606205 |
14 | 7091956d7 |
15 | 40ce60cb4 |
hex | 26bd7039d |
10399187869 has 8 divisors (see below), whose sum is σ = 12401516160. Its totient is φ = 8526042096.
The previous prime is 10399187849. The next prime is 10399187941. The reversal of 10399187869 is 96878199301.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-10399187869 is a prime.
It is a super-2 number, since 2×103991878692 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10399187819) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32295454 + ... + 32295775.
It is an arithmetic number, because the mean of its divisors is an integer number (1550189520).
Almost surely, 210399187869 is an apocalyptic number.
It is an amenable number.
10399187869 is a deficient number, since it is larger than the sum of its proper divisors (2002328291).
10399187869 is an equidigital number, since it uses as much as digits as its factorization.
10399187869 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 64591259.
The product of its (nonzero) digits is 5878656, while the sum is 61.
The spelling of 10399187869 in words is "ten billion, three hundred ninety-nine million, one hundred eighty-seven thousand, eight hundred sixty-nine".
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