Base | Representation |
---|---|
bin | 1100011101010… |
… | …01001011011100 |
3 | 21021122020202201 |
4 | 12032221023130 |
5 | 203223030410 |
6 | 14211501244 |
7 | 2406152332 |
oct | 616511334 |
9 | 237566681 |
10 | 104501980 |
11 | 53a96980 |
12 | 2abb7824 |
13 | 1885b9bb |
14 | dc43b52 |
15 | 929383a |
hex | 63a92dc |
104501980 has 96 divisors (see below), whose sum is σ = 248935680. Its totient is φ = 36526080.
The previous prime is 104501963. The next prime is 104501983. The reversal of 104501980 is 89105401.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (104501983) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1077292 + ... + 1077388.
It is an arithmetic number, because the mean of its divisors is an integer number (2593080).
Almost surely, 2104501980 is an apocalyptic number.
104501980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 104501980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (124467840).
104501980 is an abundant number, since it is smaller than the sum of its proper divisors (144433700).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
104501980 is a wasteful number, since it uses less digits than its factorization.
104501980 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 259 (or 257 counting only the distinct ones).
The product of its (nonzero) digits is 1440, while the sum is 28.
The square root of 104501980 is about 10222.6209946373. The cubic root of 104501980 is about 471.0223407677.
The spelling of 104501980 in words is "one hundred four million, five hundred one thousand, nine hundred eighty".
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