Base | Representation |
---|---|
bin | 1100011100111… |
… | …01101111100100 |
3 | 21021112212111220 |
4 | 12032131233210 |
5 | 203220031030 |
6 | 14210500340 |
7 | 2405565636 |
oct | 616355744 |
9 | 237485456 |
10 | 104455140 |
11 | 53a64769 |
12 | 2ab946b0 |
13 | 1884359a |
14 | dc30a56 |
15 | 9284a10 |
hex | 639dbe4 |
104455140 has 48 divisors (see below), whose sum is σ = 309681792. Its totient is φ = 26215936.
The previous prime is 104455139. The next prime is 104455147. The reversal of 104455140 is 41554401.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 104455140.
It is not an unprimeable number, because it can be changed into a prime (104455147) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50184 + ... + 52223.
It is an arithmetic number, because the mean of its divisors is an integer number (6451704).
Almost surely, 2104455140 is an apocalyptic number.
104455140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
104455140 is an abundant number, since it is smaller than the sum of its proper divisors (205226652).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
104455140 is a wasteful number, since it uses less digits than its factorization.
104455140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 102436 (or 102434 counting only the distinct ones).
The product of its (nonzero) digits is 1600, while the sum is 24.
The square root of 104455140 is about 10220.3297402775. The cubic root of 104455140 is about 470.9519561888.
The spelling of 104455140 in words is "one hundred four million, four hundred fifty-five thousand, one hundred forty".
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