Base | Representation |
---|---|
bin | 1100011110101… |
… | …10110010110011 |
3 | 21021222202001200 |
4 | 12033112302303 |
5 | 203300020234 |
6 | 14215502243 |
7 | 2410561134 |
oct | 617266263 |
9 | 237882050 |
10 | 104688819 |
11 | 54104294 |
12 | 2b087983 |
13 | 188c5a61 |
14 | dc91c8b |
15 | 92cdd99 |
hex | 63d6cb3 |
104688819 has 12 divisors (see below), whose sum is σ = 152011392. Its totient is φ = 69426000.
The previous prime is 104688817. The next prime is 104688821. The reversal of 104688819 is 918886401.
It is an interprime number because it is at equal distance from previous prime (104688817) and next prime (104688821).
It is not a de Polignac number, because 104688819 - 21 = 104688817 is a prime.
It is a super-2 number, since 2×1046888192 = 21919497647229522, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (104688817) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28732 + ... + 32169.
It is an arithmetic number, because the mean of its divisors is an integer number (12667616).
Almost surely, 2104688819 is an apocalyptic number.
104688819 is a deficient number, since it is larger than the sum of its proper divisors (47322573).
104688819 is a wasteful number, since it uses less digits than its factorization.
104688819 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 61098 (or 61095 counting only the distinct ones).
The product of its (nonzero) digits is 110592, while the sum is 45.
The square root of 104688819 is about 10231.7554212364. The cubic root of 104688819 is about 471.3028871170.
The spelling of 104688819 in words is "one hundred four million, six hundred eighty-eight thousand, eight hundred nineteen".
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