Base | Representation |
---|---|
bin | 1100011110101… |
… | …10110010110100 |
3 | 21021222202001201 |
4 | 12033112302310 |
5 | 203300020240 |
6 | 14215502244 |
7 | 2410561135 |
oct | 617266264 |
9 | 237882051 |
10 | 104688820 |
11 | 54104295 |
12 | 2b087984 |
13 | 188c5a62 |
14 | dc91c8c |
15 | 92cdd9a |
hex | 63d6cb4 |
104688820 has 24 divisors (see below), whose sum is σ = 220566528. Its totient is φ = 41738400.
The previous prime is 104688817. The next prime is 104688821. The reversal of 104688820 is 28886401.
It is a self number, because there is not a number n which added to its sum of digits gives 104688820.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (104688821) 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, 2196 + ... + 14635.
It is an arithmetic number, because the mean of its divisors is an integer number (9190272).
Almost surely, 2104688820 is an apocalyptic number.
104688820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
104688820 is an abundant number, since it is smaller than the sum of its proper divisors (115877708).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
104688820 is a wasteful number, since it uses less digits than its factorization.
104688820 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17151 (or 17149 counting only the distinct ones).
The product of its (nonzero) digits is 24576, while the sum is 37.
The square root of 104688820 is about 10231.7554701038. The cubic root of 104688820 is about 471.3028886176.
The spelling of 104688820 in words is "one hundred four million, six hundred eighty-eight thousand, eight hundred twenty".
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